Michael W. Caldwell, PhD - Publications

Affiliations: 
Biological Sciences University of Alberta, Edmonton, Alberta, Canada 
Area:
paleontology

138 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2023 Brownstein CD, Simões TR, Caldwell MW, Lee MSY, Meyer DL, Scarpetta SG. The affinities of the Late Triassic and the age of crown squamates. Royal Society Open Science. 10: 230968. PMID 37830017 DOI: 10.1098/rsos.230968  0.357
2021 Paparella I, Caldwell MW. Cranial anatomy of the Galápagos marine iguana Amblyrhynchus cristatus (Squamata: Iguanidae). Anatomical Record (Hoboken, N.J. : 2007). PMID 34652885 DOI: 10.1002/ar.24797  0.393
2021 Palci A, LeBlanc ARH, Panagiotopoulou O, Cleuren SGC, Mehari Abraha H, Hutchinson MN, Evans AR, Caldwell MW, Lee MSY. Plicidentine and the repeated origins of snake venom fangs. Proceedings. Biological Sciences. 288: 20211391. PMID 34375553 DOI: 10.1098/rspb.2021.1391  0.768
2021 Hsiou AS, Nydam RL, Simões TR, Pretto FA, Onary S, Martinelli AG, Liparini A, Martínez PRRV, Soares MB, Schultz CL, Caldwell MW. Author Correction: A New Clevosaurid from the Triassic (Carnian) of Brazil and the Rise of Sphenodontians in Gondwana. Scientific Reports. 11: 10090. PMID 33958637 DOI: 10.1038/s41598-021-88869-2  0.761
2021 Strong CRC, Scherz MD, Caldwell MW. Deconstructing the Gestalt: New concepts and tests of homology, as exemplified by a re-conceptualization of "microstomy" in squamates. Anatomical Record (Hoboken, N.J. : 2007). PMID 33871920 DOI: 10.1002/ar.24630  0.334
2020 Simões TR, Caldwell MW, Pierce SE. Sphenodontian phylogeny and the impact of model choice in Bayesian morphological clock estimates of divergence times and evolutionary rates. Bmc Biology. 18: 191. PMID 33287835 DOI: 10.1186/s12915-020-00901-5  0.326
2020 Strong CRC, Palci A, Caldwell MW. Insights into skull evolution in fossorial snakes, as revealed by the cranial morphology of Atractaspis irregularis (Serpentes: Colubroidea). Journal of Anatomy. PMID 32815172 DOI: 10.1111/Joa.13295  0.788
2020 Simões TR, Vernygora O, Caldwell MW, Pierce SE. Megaevolutionary dynamics and the timing of evolutionary innovation in reptiles. Nature Communications. 11: 3322. PMID 32620878 DOI: 10.1038/S41467-020-17190-9  0.376
2020 Bittencourt JS, Simões TR, Caldwell MW, Langer MC. Discovery of the oldest South American fossil lizard illustrates the cosmopolitanism of early South American squamates. Communications Biology. 3: 201. PMID 32350412 DOI: 10.1038/s42003-020-0926-0  0.402
2020 LeBlanc ARH, Apesteguía S, Larsson HCE, Caldwell MW. Unique Tooth Morphology and Prismatic Enamel in Late Cretaceous Sphenodontians from Argentina. Current Biology : Cb. PMID 32220319 DOI: 10.1016/J.Cub.2020.02.071  0.375
2020 Paparella I, LeBlanc ARH, Doschak MR, Caldwell MW. The iliosacral joint in lizards: an osteological and histological analysis. Journal of Anatomy. PMID 31903561 DOI: 10.1111/Joa.13132  0.384
2019 Garberoglio FF, Apesteguía S, Simões TR, Palci A, Gómez RO, Nydam RL, Larsson HCE, Lee MSY, Caldwell MW. New skulls and skeletons of the Cretaceous legged snake , and the evolution of the modern snake body plan. Science Advances. 5: eaax5833. PMID 31799393 DOI: 10.1126/Sciadv.Aax5833  0.796
2019 Kellner AWA, Caldwell MW, Holgado B, Vecchia FMD, Nohra R, Sayão JM, Currie PJ. First complete pterosaur from the Afro-Arabian continent: insight into pterodactyloid diversity. Scientific Reports. 9: 17875. PMID 31784545 DOI: 10.1038/S41598-019-54042-Z  0.649
2019 Palci A, Caldwell MW, Hutchinson MN, Konishi T, Lee MSY. The morphological diversity of the quadrate bone in squamate reptiles as revealed by high-resolution computed tomography and geometric morphometrics. Journal of Anatomy. PMID 31667837 DOI: 10.1111/Joa.13102  0.764
2019 Strong CRC, Simões TR, Caldwell MW, Doschak MR. Cranial ontogeny of (Serpentes: Colubroidea) with a re-evaluation of current paradigms of snake skull evolution. Royal Society Open Science. 6: 182228. PMID 31598225 DOI: 10.1098/Rsos.182228  0.402
2019 Hsiou AS, Nydam RL, Simões TR, Pretto FA, Onary S, Martinelli AG, Liparini A, Martínez PRRV, Soares MB, Schultz CL, Caldwell MW. A New Clevosaurid from the Triassic (Carnian) of Brazil and the Rise of Sphenodontians in Gondwana. Scientific Reports. 9: 11821. PMID 31413294 DOI: 10.1038/S41598-019-48297-9  0.813
2019 Garberoglio FF, Gómez RO, Simões TR, Caldwell MW, Apesteguía S. The evolution of the axial skeleton intercentrum system in snakes revealed by new data from the Cretaceous snakes Dinilysia and Najash. Scientific Reports. 9: 1276. PMID 30718525 DOI: 10.1038/S41598-018-36979-9  0.725
2019 Campbell Mekarski M, Pierce SE, Caldwell MW. Spatiotemporal Distributions of Non-ophidian Ophidiomorphs, With Implications for Their Origin, Radiation, and Extinction Frontiers in Earth Science. 7. DOI: 10.3389/Feart.2019.00245  0.437
2019 Jiménez-Huidobro P, Caldwell MW. A New Hypothesis of the Phylogenetic Relationships of the Tylosaurinae (Squamata: Mosasauroidea) Frontiers in Earth Science. 7. DOI: 10.3389/Feart.2019.00047  0.414
2019 Palci A, Hutchinson MN, Caldwell MW, Smith KT, Lee MSY. The homologies and evolutionary reduction of the pelvis and hindlimbs in snakes, with the first report of ossified pelvic vestiges in an anomalepidid (Liotyphlops beui) Zoological Journal of the Linnean Society. 188: 630-652. DOI: 10.1093/Zoolinnean/Zlz098  0.315
2019 Leblanc ARH, Mohr SR, Caldwell MW. Insights into the anatomy and functional morphology of durophagous mosasaurines (Squamata: Mosasauridae) from a new species of Globidens from Morocco Zoological Journal of the Linnean Society. 186: 1026-1052. DOI: 10.1093/Zoolinnean/Zlz008  0.531
2019 Garberoglio FF, Gómez RO, Apesteguía S, Caldwell MW, Sánchez ML, Veiga G. A new specimen with skull and vertebrae of Najash rionegrina (Lepidosauria: Ophidia) from the early Late Cretaceous of Patagonia Journal of Systematic Palaeontology. 17: 1533-1550. DOI: 10.1080/14772019.2018.1534288  0.733
2019 Mekarski MC, Japundžić D, Krizmanić K, Caldwell MW. Description of a new basal mosasauroid from the Late Cretaceous of Croatia, with comments on the evolution of the mosasauroid forelimb Journal of Vertebrate Paleontology. 39. DOI: 10.1080/02724634.2019.1577872  0.758
2019 Jiménez-Huidobro P, Otero RA, Soto-Acuña S, Caldwell MW. Reassessment of cf. Plotosaurus from the upper Maastrichtian of Chile, with comments on the South American distribution of halisaurine mosasaurs Cretaceous Research. 103: 104162. DOI: 10.1016/J.Cretres.2019.06.008  0.384
2018 Simões TR, Caldwell MW, Palci A, Nydam RL. Giant taxon-character matrices II: a response to Laing et al. (2017). Cladistics : the International Journal of the Willi Hennig Society. 34: 702-707. PMID 34706486 DOI: 10.1111/cla.12231  0.706
2018 Bertin TJC, Thivichon-Prince B, LeBlanc ARH, Caldwell MW, Viriot L. Current Perspectives on Tooth Implantation, Attachment, and Replacement in Amniota. Frontiers in Physiology. 9: 1630. PMID 30519190 DOI: 10.3389/Fphys.2018.01630  0.336
2018 Simões TR, Caldwell MW, Tałanda M, Bernardi M, Palci A, Vernygora O, Bernardini F, Mancini L, Nydam RL. X-ray computed microtomography of Megachirella wachtleri. Scientific Data. 5: 180244. PMID 30398474 DOI: 10.1038/Sdata.2018.244  0.772
2018 Paparella I, Palci A, Nicosia U, Caldwell MW. A new fossil marine lizard with soft tissues from the Late Cretaceous of southern Italy. Royal Society Open Science. 5: 172411. PMID 30110414 DOI: 10.1098/Rsos.172411  0.786
2018 Xing L, Caldwell MW, Chen R, Nydam RL, Palci A, Simões TR, McKellar RC, Lee MSY, Liu Y, Shi H, Wang K, Bai M. A mid-Cretaceous embryonic-to-neonate snake in amber from Myanmar. Science Advances. 4: eaat5042. PMID 30035227 DOI: 10.1126/Sciadv.Aat5042  0.792
2018 Simões TR, Caldwell MW, Tałanda M, Bernardi M, Palci A, Vernygora O, Bernardini F, Mancini L, Nydam RL. The origin of squamates revealed by a Middle Triassic lizard from the Italian Alps. Nature. 557: 706-709. PMID 29849156 DOI: 10.1038/S41586-018-0093-3  0.782
2018 Palci A, Hutchinson MN, Caldwell MW, Scanlon JD, Lee MSY. Palaeoecological inferences for the fossil Australian snakes and (Serpentes, Madtsoiidae). Royal Society Open Science. 5: 172012. PMID 29657799 DOI: 10.1098/Rsos.172012  0.8
2018 Lamoureux DO, LeBlanc ARH, Caldwell MW. Tooth germ initiation patterns in a developing dentition: An in vivo study of Xenopus laevis tadpoles. Journal of Morphology. PMID 29399866 DOI: 10.1002/Jmor.20797  0.354
2018 Jiménez-Huidobro P, Caldwell MW, Paparella I, Bullard TS. A new species of tylosaurine mosasaur from the upper Campanian Bearpaw Formation of Saskatchewan, Canada Journal of Systematic Palaeontology. 17: 849-864. DOI: 10.1080/14772019.2018.1471744  0.486
2018 Konishi T, Jiménez-Huidobro P, Caldwell MW. The smallest-known neonate individual of Tylosaurus (Mosasauridae, Tylosaurinae) sheds new light on the tylosaurine rostrum and heterochrony Journal of Vertebrate Paleontology. 38: e1510835. DOI: 10.1080/02724634.2018.1510835  0.312
2017 Simões TR, Caldwell MW, Palci A, Nydam RL. Giant taxon-character matrices: quality of character constructions remains critical regardless of size. Cladistics : the International Journal of the Willi Hennig Society. 33: 198-219. PMID 34710972 DOI: 10.1111/cla.12163  0.76
2017 LeBlanc ARH, Lamoureux DO, Caldwell MW. Mosasaurs and snakes have a periodontal ligament: timing and extent of calcification, not tissue complexity, determines tooth attachment mode in reptiles. Journal of Anatomy. PMID 28901023 DOI: 10.1111/Joa.12686  0.321
2017 Palci A, Hutchinson MN, Caldwell MW, Lee MSY. The morphology of the inner ear of squamate reptiles and its bearing on the origin of snakes. Royal Society Open Science. 4: 170685. PMID 28879011 DOI: 10.1098/Rsos.170685  0.776
2017 Simões TR, Vernygora O, Paparella I, Jimenez-Huidobro P, Caldwell MW. Mosasauroid phylogeny under multiple phylogenetic methods provides new insights on the evolution of aquatic adaptations in the group. Plos One. 12: e0176773. PMID 28467456 DOI: 10.1371/Journal.Pone.0176773  0.46
2017 Jiménez-Huidobro P, Simões TR, Caldwell MW. Mosasauroids from Gondwanan Continents Journal of Herpetology. 51: 355. DOI: 10.1670/16-017  0.43
2017 Simões TR, Caldwell MW, Weinschütz LC, Wilner E, Kellner AWA. Mesozoic Lizards from Brazil and Their Role in Early Squamate Evolution in South America Journal of Herpetology. 51: 307-315. DOI: 10.1670/16-007  0.452
2017 Simões TR, Caldwell MW, Palci A, Nydam RL. Giant taxon-character matrices II: a response to Laing et al. (2017) Cladistics. 34: 702-707. DOI: 10.1111/Cla.12231  0.301
2016 Reisz RR, Caldwell MW. Reproducibility: Harness passion of private fossil owners. Nature. 537: 307. PMID 27629628 DOI: 10.1038/537307A  0.554
2016 Simões TR, Funston GF, Vafaeian B, Nydam RL, Doschak MR, Caldwell MW. Reacquisition of the lower temporal bar in sexually dimorphic fossil lizards provides a rare case of convergent evolution. Scientific Reports. 6: 24087. PMID 27071447 DOI: 10.1038/Srep24087  0.394
2016 Simões TR, Caldwell MW, Nydam RL, Jiménez-Huidobro P. Osteology, phylogeny, and functional morphology of two Jurassic lizard species and the early evolution of scansoriality in geckoes Zoological Journal of the Linnean Society. DOI: 10.1111/Zoj.12487  0.507
2016 Simões TR, Caldwell MW, Palci A, Nydam RL. Giant taxon-character matrices: quality of character constructions remains critical regardless of size Cladistics. 33: 198-219. DOI: 10.1111/Cla.12163  0.444
2016 Jimenez-huidobro P, Caldwell MW. Reassessment and reassignment of the early Maastrichtian mosasaur Hainosaurus bernardi Dollo, 1885, to Tylosaurus Marsh, 1872 Journal of Vertebrate Paleontology. DOI: 10.1080/02724634.2016.1096275  0.405
2016 PAPARELLA I, MAXWELL EE, CIPRIANI A, RONCACÈ S, CALDWELL MW. The first ophthalmosaurid ichthyosaur from the Upper Jurassic of the Umbrian–Marchean Apennines (Marche, Central Italy) Geological Magazine. 1-22. DOI: 10.1017/S0016756816000455  0.521
2016 STREET HP, CALDWELL MW. Rediagnosis and redescription of Mosasaurus hoffmannii (Squamata: Mosasauridae) and an assessment of species assigned to the genus Mosasaurus Geological Magazine. 1-37. DOI: 10.1017/S0016756816000236  0.479
2016 Lee MSY, Palci A, Jones MEH, Caldwell MW, Holmes JD, Reisz RR. Aquatic adaptations in the four limbs of the snake-like reptile Tetrapodophis from the Lower Cretaceous of Brazil Cretaceous Research. 66: 194-199. DOI: 10.1016/J.Cretres.2016.06.004  0.46
2015 Simões TR, Wilner E, Caldwell MW, Weinschütz LC, Kellner AW. A stem acrodontan lizard in the Cretaceous of Brazil revises early lizard evolution in Gondwana. Nature Communications. 6: 8149. PMID 26306778 DOI: 10.1038/Ncomms9149  0.483
2015 Caldwell MW, Nydam RL, Palci A, Apesteguía S. The oldest known snakes from the Middle Jurassic-Lower Cretaceous provide insights on snake evolution. Nature Communications. 6: 5996. PMID 25625704 DOI: 10.1038/Ncomms6996  0.791
2015 Sissons RL, Caldwell MW, Evenchick CA, Brinkman DB, Vavrek MJ. An upper jurassic ichthyosaur (Ichthyosauria: Ophthalmosauridae) from the bowser basin, British Columbia Canadian Journal of Earth Sciences. 53: 34-40. DOI: 10.1139/Cjes-2015-0103  0.42
2015 Konishi T, Caldwell MW, Nishimura T, Sakurai K, Tanoue K. A new halisaurine mosasaur (Squamata: Halisaurinae) from Japan: the first record in the western Pacific realm and the first documented insights into binocular vision in mosasaurs Journal of Systematic Palaeontology. 1-31. DOI: 10.1080/14772019.2015.1113447  0.45
2015 Simões TR, Caldwell MW, Kellner AWA. A new Early Cretaceous lizard species from Brazil, and the phylogenetic position of the oldest known South American squamates Journal of Systematic Palaeontology. 13: 601-614. DOI: 10.1080/14772019.2014.947342  0.517
2014 Palci A, Caldwell MW. The upper cretaceous snake Dinilysia patagonica Smith-Woodward, 1901, and the crista circumfenestralis of snakes. Journal of Morphology. 275: 1187-200. PMID 24898898 DOI: 10.1002/Jmor.20297  0.788
2014 Street HP, Caldwell MW. Reassessment of Turonian mosasaur material from the Middle Chalk (England, U.K.), and the status of Mosasaurus gracilis Owen, 1849 Journal of Vertebrate Paleontology. 34: 1072-1079. DOI: 10.1080/02724634.2014.846263  0.452
2014 Konishi T, Newbrey MG, Caldwell MW. A small, exquisitely preserved specimen of Mosasaurus missouriensis (Squamata, Mosasauridae) from the upper Campanian of the Bearpaw Formation, western Canada, and the first stomach contents for the genus Journal of Vertebrate Paleontology. 34: 802-819. DOI: 10.1080/02724634.2014.838573  0.389
2014 Palci A, Caldwell MW, Scanlon JD. First report of a pelvic girdle in the fossil snake Wonambi naracoortensis Smith, 1976, and a revised diagnosis for the genus Journal of Vertebrate Paleontology. 34: 965-969. DOI: 10.1080/02724634.2014.838572  0.341
2014 Palci A, Caldwell MW, Papazzoni CA, Fornaciari E. Mosasaurine mosasaurs (Squamata, Mosasauridae) from northern Italy Journal of Vertebrate Paleontology. 34: 549-559. DOI: 10.1080/02724634.2013.826235  0.443
2013 Palci A, Caldwell MW. Primary homologies of the circumorbital bones of snakes. Journal of Morphology. 274: 973-86. PMID 23630161 DOI: 10.1002/Jmor.20153  0.764
2013 Palci A, Caldwell MW, Nydam RL. Reevaluation of the anatomy of the Cenomanian (Upper Cretaceous) hind-limbed marine fossil snakes Pachyrhachis, Haasiophis, and Eupodophis Journal of Vertebrate Paleontology. 33: 1328-1342. DOI: 10.1080/02724634.2013.779880  0.5
2013 Palci A, Caldwell MW, Papazzoni CA. A new genus and subfamily of mosasaurs from the Upper Cretaceous of northern Italy Journal of Vertebrate Paleontology. 33: 599-612. DOI: 10.1080/02724634.2013.731024  0.472
2013 Leblanc ARH, Caldwell MW, Lindgren J. Aquatic adaptation, cranial kinesis, and the skull of the mosasaurine mosasaur Plotosaurus bennisoni Journal of Vertebrate Paleontology. 33: 349-362. DOI: 10.1080/02724634.2013.726675  0.387
2013 Palci A, Caldwell MW, Albino AM. Emended diagnosis and phylogenetic relationships of the Upper Cretaceous fossil snake Najash rionegrina Apesteguía and Zaher, 2006 Journal of Vertebrate Paleontology. 33: 131-140. DOI: 10.1080/02724634.2012.713415  0.424
2012 Makádi L, Caldwell MW, Ősi A. The first freshwater mosasauroid (Upper Cretaceous, Hungary) and a new clade of basal mosasauroids. Plos One. 7: e51781. PMID 23284766 DOI: 10.1371/Journal.Pone.0051781  0.479
2012 Caldwell MW. A challenge to categories: "What, if anything, is a mosasaur?" Bulletin De La Societe Geologique De France. 183: 7-34. DOI: 10.2113/Gssgfbull.183.1.7  0.4
2012 Caldwell M. In Memorium : Dr. Joan Wiffen (1922–2009) Bulletin De La SociéTé GéOlogique De France. 183: 5-6. DOI: 10.2113/Gssgfbull.183.1.5  0.389
2012 Konishi T, Lindgren J, Caldwell MW, Chiappe L. Platecarpus tympaniticus (Squamata, Mosasauridae): Osteology of an exceptionally preserved specimen and its insights into the acquisition of a streamlined body shape in mosasaurs Journal of Vertebrate Paleontology. 32: 1313-1327. DOI: 10.1080/02724634.2012.699811  0.418
2012 Leblanc ARH, Caldwell MW, Bardet N. A new mosasaurine from the Maastrichtian (Upper Cretaceous) phosphates of Morocco and its implications for mosasaurine systematics Journal of Vertebrate Paleontology. 32: 82-104. DOI: 10.1080/02724634.2012.624145  0.481
2012 Sato T, Konishi T, Hirayama R, Caldwell MW. A review of the Upper Cretaceous marine reptiles from Japan Cretaceous Research. 37: 319-340. DOI: 10.1016/J.Cretres.2012.03.009  0.459
2012 Maxwell EE, Caldwell MW, Lamoureux DO. Tooth histology, attachment, and replacement in the Ichthyopterygia reviewed in an evolutionary context Palaontologische Zeitschrift. 86: 1-14. DOI: 10.1007/S12542-011-0115-Z  0.402
2011 Lindgren J, Everhart MJ, Caldwell MW. Three-dimensionally preserved integument reveals hydrodynamic adaptations in the extinct marine lizard Ectenosaurus (Reptilia, Mosasauridae). Plos One. 6: e27343. PMID 22110629 DOI: 10.1371/Journal.Pone.0027343  0.377
2011 Maxwell EE, Caldwell MW, Lamoureux DO, Budney LA. Histology of tooth attachment tissues and plicidentine in Varanus (Reptilia: Squamata), and a discussion of the evolution of amniote tooth attachment. Journal of Morphology. 272: 1170-81. PMID 21618268 DOI: 10.1002/Jmor.10972  0.338
2011 Maxwell EE, Caldwell MW, Lamoureux DO. Tooth histology in the cretaceous ichthyosaur Platypterygius australis, and its significance for the conservation and divergence of mineralized tooth tissues in amniotes. Journal of Morphology. 272: 129-35. PMID 21210486 DOI: 10.1002/Jmor.10898  0.353
2011 Konishi T, Brinkman D, Massare JA, Caldwell MW. New exceptional specimens of Prognathodon overtoni (Squamata, Mosasauridae) from the upper Campanian of Alberta, Canada, and the systematics and ecology of the genus Journal of Vertebrate Paleontology. 31: 1026-1046. DOI: 10.1080/02724634.2011.601714  0.487
2011 Konishi T, Caldwell MW. Two new plioplatecarpine (Squamata, Mosasauridae) genera from the upper cretaceous of north America, and a global phylogenetic analysis of plioplatecarpines Journal of Vertebrate Paleontology. 31: 754-783. DOI: 10.1080/02724634.2011.579023  0.488
2011 Maxwell EE, Caldwell MW, Lamoureux DO. The structure and phylogenetic distribution of amniote plicidentine Journal of Vertebrate Paleontology. 31: 553-561. DOI: 10.1080/02724634.2011.557117  0.381
2011 Diedrich C, Caldwell MW, Gingras M. High-resolution stratigraphy and palaeoenvironments of the intertidal flats to lagoons of the Cenomanian (Upper Cretaceous) of Hvar island, Croatia, on the Adriatic carbonate platform Carbonates and Evaporites. 26: 381-399. DOI: 10.1007/S13146-011-0073-2  0.364
2010 Lindgren J, Caldwell MW, Konishi T, Chiappe LM. Convergent evolution in aquatic tetrapods: insights from an exceptional fossil mosasaur. Plos One. 5: e11998. PMID 20711249 DOI: 10.1371/Journal.Pone.0011998  0.434
2010 Abdel-Fattah ZA, Gingras MK, Caldwell MW, GEorge Pemberton S. Sedimentary environments and depositional characteristics of the Middle to Upper Eocene whale-bearing succession in the Fayum Depression, Egypt Sedimentology. 57: 446-476. DOI: 10.1111/J.1365-3091.2009.01091.X  0.334
2010 Konishi T, Caldwell MW, Bell GL. Redescription of the holotype of platecarpus tympaniticus cope, 1869 (Mosasauridae: Plioplatecarpinae), and its implications for the alpha taxonomy of the genus Journal of Vertebrate Paleontology. 30: 1410-1421. DOI: 10.1080/02724634.2010.501464  0.305
2010 Nydam RL, Caldwell MW, Fanti F. Borioteiioidean lizard skulls from Kleskun Hill (Wapiti Formation; Upper Campanian), west-central Alberta, Canada Journal of Vertebrate Paleontology. 30: 1090-1099. DOI: 10.1080/02724634.2010.483539  0.46
2010 Caldwell MW, Palci A. A new species of marine ophidiomorph lizard, adriosaurus skrbinensis, from the upper cretaceous of Slovenia Journal of Vertebrate Paleontology. 30: 747-755. DOI: 10.1080/02724631003762963  0.501
2010 Bullard TS, Caldwell MW. Redescription and Rediagnosis of the Tylosaurine Mosasaur Hainosaurus Pembinensis Nicholls, 1988, as Tylosaurus Pembinensis (Nicholls, 1988) Journal of Vertebrate Paleontology. 30: 416-426. DOI: 10.1080/02724631003621870  0.498
2010 Palci A, Caldwell MW. Redescription of Acteosaurus tommasinii von Meyer, 1860, and a discussion of evolutionary trends within the clade Ophidiomorpha Journal of Vertebrate Paleontology. 30: 94-108. DOI: 10.1080/02724630903409139  0.395
2009 Lindgren J, Alwmark C, Caldwell MW, Fiorillo AR. Skin of the Cretaceous mosasaur Plotosaurus: implications for aquatic adaptations in giant marine reptiles. Biology Letters. 5: 528-31. PMID 19364713 DOI: 10.1098/Rsbl.2009.0097  0.334
2009 Konishi T, Caldwell MW. New material of the mosasaur Plioplatecarpus Nichollsae Cuthbertson et al., 2007, Clarifies problematic features of the holotype specimen Journal of Vertebrate Paleontology. 29: 417-436. DOI: 10.1671/039.029.0225  0.435
2009 Dutchak AR, Caldwell MW. A redescription of Aigialosaurus (= Opetiosaurus) Bucchichi (Kornhuber, 1901) (Squamata: Aigialosauridae) with Comments on mosasauroid systematics Journal of Vertebrate Paleontology. 29: 437-452. DOI: 10.1671/039.029.0206  0.768
2008 Lindgren J, Caldwell MW, Jagt JWM. New data on the postcranial anatomy of the California mosasaur Plotosaurus bennisoni (Camp, 1942) (Upper Cretaceous: Maastrichtian), and the taxonomic status of P. tuckeri (Camp, 1942) Journal of Vertebrate Paleontology. 28: 1043-1054. DOI: 10.1671/0272-4634-28.4.1043  0.341
2008 Caldwell MW, Calvo J. Details of a new skull and articulated cervical column of Dinilysia patagonica Woodward, 1901 Journal of Vertebrate Paleontology. 28: 349-362. DOI: 10.1671/0272-4634(2008)28[349:Doansa]2.0.Co;2  0.424
2008 Caldwell MW, Konishi T, Obata I, Muramoto K. A new species of Taniwhasaurus (Mosasauridae, Tylosaurinae) from the upper Santonian-lower Campanian (Upper Cretaceous) of Hokkaido, Japan Journal of Vertebrate Paleontology. 28: 339-348. DOI: 10.1671/0272-4634(2008)28[339:Ansotm]2.0.Co;2  0.504
2008 Palci A, Jurkovšek B, Kolar-Jurkovšek T, Caldwell MW. New palaeoenvironmental model for the Komen (Slovenia) Cenomanian (Upper Cretaceous) fossil lagerstätte Cretaceous Research. 29: 316-328. DOI: 10.1016/J.Cretres.2007.05.003  0.396
2007 Caldwell MW, Palci A. A new basal mosasauroid from the Cenomanian (U. Cretaceous) of Slovenia with a review of mosasauroid phylogeny and evolution Journal of Vertebrate Paleontology. 27: 863-880. DOI: 10.1671/0272-4634(2007)27[863:Anbmft]2.0.Co;2  0.506
2007 Konishi T, Caldwell MW. New specimens of Platecarpus planifrons (Cope, 1874) (Squamata: Mosasauridae) and a revised taxonomy of the genus Journal of Vertebrate Paleontology. 27: 59-72. DOI: 10.1671/0272-4634(2007)27[59:Nsoppc]2.0.Co;2  0.439
2007 Caldwell MW, Konishi T. Taxonomic re-assignment of the first-known mosasaur specimen from Japan, and a discussion of circum-pacific mosasaur paleobiogeography Journal of Vertebrate Paleontology. 27: 517-520. DOI: 10.1671/0272-4634(2007)27[517:Trotfm]2.0.Co;2  0.399
2007 Lindgren J, Jagt JWM, Caldwell MW. A fishy mosasaur: The axial skeleton of Plotosaurus (Reptilia, Squamata) reassessed Lethaia. 40: 153-160. DOI: 10.1111/J.1502-3931.2007.00009.X  0.394
2007 Caldwell MW. Ontogeny, anatomy and attachment of the dentition in mosasaurs (Mosasauridae: Squamata) Zoological Journal of the Linnean Society. 149: 687-700. DOI: 10.1111/J.1096-3642.2007.00280.X  0.359
2006 Dutchak AR, Caldwell MW. Redescription of Aigialosaurus dalmaticus Kramberger, 1892, a Cenomanian mosasauroid lizard from Hvar Island, Croatia Canadian Journal of Earth Sciences. 43: 1821-1834. DOI: 10.1139/E06-086  0.773
2006 Maxwell EE, Caldwell MW. Evidence for a second species of the ichthyosaur Platypterygius in North America: A new record from the Loon River Formation (Lower Cretaceous) of northwestern Canada Canadian Journal of Earth Sciences. 43: 1291-1295. DOI: 10.1139/E06-029  0.504
2006 Maxwell EE, Caldwell MW. A new genus of ichthyosaur from the Lower Cretaceous of western Canada Palaeontology. 49: 1043-1052. DOI: 10.1111/J.1475-4983.2006.00589.X  0.509
2005 Caldwell MW, Holmes R, Bell GL, Wiffen J. An unusual tylosaurine mosasaur from New Zealand: A new skull of Taniwhasaurus oweni (Lower Haumurian: Upper Cretaceous) Journal of Vertebrate Paleontology. 25: 393-401. DOI: 10.1671/0272-4634(2005)025[0393:Autmfn]2.0.Co;2  0.653
2005 Zorn ME, Caldwell MW, Wilson MVH. Lithological analysis of the Lower Devonian vertebrate-bearing beds at the MOTH locality, N.W.T., Canada: Insights to taphonomy and depositional setting Canadian Journal of Earth Sciences. 42: 763-775. DOI: 10.1139/E05-015  0.369
2005 Caldwell MW, Diedrich CG. Remains of Clidastes Cope, 1868, an unexpected mosasaur in the upper Campanian of NW Germany Geologie En Mijnbouw/Netherlands Journal of Geosciences. 84: 213-220. DOI: 10.1017/S0016774600020990  0.311
2004 Pierce SE, Caldwell MW. Redescription and phylogenetic position of the adriatic (Upper Cretaceous: Cenomanian) dolichosaur Pontosaurus lesinensis (Kornhuber, 1873) Journal of Vertebrate Paleontology. 24: 373-386. DOI: 10.1671/1960  0.459
2004 Caldwell MW, Lee MSY. Reevaluation Of The Cretaceous Marine Lizard Acteosaurus Crassicostatus Calligaris, 1993 Journal of Paleontology. 78: 617-619. DOI: 10.1666/0022-3360(2004)078<0617:Rotcml>2.0.Co;2  0.379
2003 Maxwell EE, Caldwell MW. First record of live birth in Cretaceous ichthyosaurs: closing an 80 million year gap. Proceedings. Biological Sciences / the Royal Society. 270: S104-7. PMID 12952650 DOI: 10.1098/Rsbl.2003.0029  0.382
2003 Caldwell MW, Budney LA, Lamoureux DO. Histology of tooth attachment tissues in the Late Cretaceous mosasaurid Platecarpus Journal of Vertebrate Paleontology. 23: 622-630. DOI: 10.1671/0272-4634(2003)023[0622:Hotati]2.0.Co;2  0.308
2003 Caldwell MW, Albino A. Exceptionally preserved skeletons of the Cretaceous snake Dinilysia patagonica woodward, 1901 Journal of Vertebrate Paleontology. 22: 861-866. DOI: 10.1671/0272-4634(2002)022[0861:Epsotc]2.0.Co;2  0.399
2003 Caldwell MW. Holotype snout elements of Saniwa ensidens reassigned to cf. Restes sp. indet. (Xenosauridae) Journal of Paleontology. 77: 393-396. DOI: 10.1666/0022-3360(2003)077<0393:Hseose>2.0.Co;2  0.402
2003 Caldwell MW. "Without a leg to stand on": On the evolution and development of axial elongation and limblessness in tetrapods Canadian Journal of Earth Sciences. 40: 573-588. DOI: 10.1139/E02-081  0.333
2002 Caldwell MW. From fins to limbs to fins: limb evolution in fossil marine reptiles. American Journal of Medical Genetics. 112: 236-49. PMID 12357467 DOI: 10.1002/Ajmg.10773  0.402
2001 Caldwell MW, Lee MS. Live birth in Cretaceous marine lizards (mosasauroids). Proceedings. Biological Sciences / the Royal Society. 268: 2397-401. PMID 11747556 DOI: 10.1098/Rspb.2001.1796  0.438
2001 Caldwell MW, Albino AM. Palaeoenvironment and palaeoecology of three cretaceous snakes: Pachyophis, Pachyrhachis, and Dinilysia Acta Palaeontologica Polonica. 46: 203-218. DOI: 10.7939/R3Rz8C  0.372
2001 Soehn KL, Märss T, Caldwell MW, Wilson MVH. New and biostratigraphically useful thelodonts from the Silurian of the Mackenzie Mountains, Northwest Territories, Canada Journal of Vertebrate Paleontology. 21: 651-659. DOI: 10.1671/0272-4634(2001)021[0651:Nabutf]2.0.Co;2  0.429
2001 Caldwell MW. On the aquatic squamate Dolichosaurus longicollis owen, 1850 (Cenomanian, upper Cretaceous), and the evolution of elongate necks in squamates Journal of Vertebrate Paleontology. 20: 720-735. DOI: 10.1671/0272-4634(2000)020[0720:Otasdl]2.0.Co;2  0.377
2000 Lee MSY, Caldwell MW. Adriosaurus And The Affinities Of Mosasaurs, Dolichosaurs, And Snakes Journal of Paleontology. 74: 915-937. DOI: 10.1666/0022-3360(2000)074<0915:Aataom>2.0.Co;2  0.529
1999 Holmes R, Caldwell MW, Cumbaa SL. A new specimen of Plioplatecarpus (Mosasauridae) from the lower Maastrichtian of Alberta: Comments on allometry, functional morphology, and paleoecology Canadian Journal of Earth Sciences. 36: 363-369. DOI: 10.1139/E98-112  0.712
1999 Lee MSY, Caldwell MW, Scanlon JD. A second primitive marine snake: Pachyophis woodwardi from the Cretaceous of Bosnia‐Herzegovina Journal of Zoology. 248: 509-520. DOI: 10.1111/J.1469-7998.1999.Tb01050.X  0.44
1999 Caldwell MW, Cooper JA. Redescription, palaeobiogeography and palaeoecology of Coniasaurus crassidens Owen, 1850 (Squamata) from the Lower Chalk (Cretaceous; Cenomanian) of SE England Zoological Journal of the Linnean Society. 127: 423-452. DOI: 10.1111/J.1096-3642.1999.Tb01380.X  0.484
1999 Caldwell MW. Squamate phylogeny and the relationships of snakes and mosasauroids Zoological Journal of the Linnean Society. 125: 115-147. DOI: 10.1111/J.1096-3642.1999.Tb00587.X  0.411
1999 Scanlon JD, Lee MSY, Caldwell MW, Shine R. The palaeoecology of the primitive snake Pachyrhachis Historical Biology. 13: 127-152. DOI: 10.1080/08912969909386578  0.371
1999 Caldwell MW. Description and phylogenetic relationships of a new species of Coniasaurus Owen, 1850 (Squamata) Journal of Vertebrate Paleontology. 19: 438-455. DOI: 10.1080/02724634.1999.10011157  0.463
1999 Lee MSY, Bell GL, Caldwell MW. The origin of snake feeding Nature. 400: 655-658. DOI: 10.1038/23236  0.473
1999 Caldwell MW. Regular ArticleSquamate phylogeny and the relationships of snakes and mosasauroids Zoological Journal of the Linnean Society. 125. DOI: 10.1006/Zjls.1997.0144  0.41
1998 Lee MSY, Caldwell MW. Anatomy and relationships of Pachyrhachis problematicus, a primitive snake with hindlimbs Philosophical Transactions of the Royal Society B: Biological Sciences. 353: 1521-1552. DOI: 10.1098/Rstb.1998.0308  0.427
1998 Wilson MVH, Caldwell MW. The furcacaudiformes: A new order of jawless vertebrates with thelodont scales, based on articulated Silurian and Devonian fossils from Northern Canada Journal of Vertebrate Paleontology. 18: 10-29. DOI: 10.1080/02724634.1998.10011031  0.47
1997 Caldwell MW. Limb ossification patterns of the ichthyosaur Stenopterygius, and a discussion of the proximal tarsal row of ichthyosaurs and other neodiapsid reptiles Zoological Journal of the Linnean Society. 120: 1-25. DOI: 10.1111/J.1096-3642.1997.Tb01270.X  0.302
1997 Caldwell MW. Modified perichondral ossification and the evolution of paddle-like limbs in ichthyosaurs and plesiosaurs Journal of Vertebrate Paleontology. 17: 534-547. DOI: 10.1080/02724634.1997.10011000  0.313
1997 Caldwell MW. Limb osteology and ossification patterns in Cryptoclldus (Reptilia: Plesiosauroidea) with a review of sauropterygian limbs Journal of Vertebrate Paleontology. 17: 295-307. DOI: 10.1080/02724634.1997.10010976  0.336
1997 Caldwell MW, Lee MSY. A snake with legs from the marine Cretaceous of the Middle East Nature. 386: 705-709. DOI: 10.1038/386705A0  0.477
1996 Caldwell MW. Ontogeny and phylogeny of the mesopodial skeleton in mosasauroid reptiles Zoological Journal of the Linnean Society. 116: 407-436. DOI: 10.1111/J.1096-3642.1996.Tb00131.X  0.343
1995 Caldwell MW, Chatterton BDE. Phylogenetic analysis of some Silurian rostroconchs (Mollusca) from northwestern Canada Canadian Journal of Earth Sciences. 32: 806-827. DOI: 10.1139/E95-068  0.484
1995 Caldwell MW. Developmental constraints and limb evolution in Permian and extant lepidosauromorph diapsids Journal of Vertebrate Paleontology. 14: 453-458. DOI: 10.1080/02724634.1995.10011572  0.346
1995 Caldwell MW, Bell GL. Halisaurus sp. (mosasauridae) from the upper cretaceous (?Santonian) of east-central peru, and the taxonomic utility of mosasaur cervical vertebrae Journal of Vertebrate Paleontology. 15: 532-544. DOI: 10.1080/02724634.1995.10011246  0.377
1995 Caldwell MW, Carroll RL, Kaiser H. The pectoral girdle and forelimb of Carsosaurus Marchesetti (aigialosauridae), with a preliminary phylogenetic analysis of mosasauroids and varanoids Journal of Vertebrate Paleontology. 15: 516-531. DOI: 10.1080/02724634.1995.10011245  0.632
1995 Caldwell MW, Wilson MVH. Comparison of the body formand squamation of "fork-tailed" agnathans with that of conventional thelodonts Geobios. 28: 23-29. DOI: 10.1016/S0016-6995(95)80081-6  0.363
1993 Cady A, Leech R, Sorkin L, Stratton G, Caldwell M. Acrocerid (Insecta: Diptera) life histories, behaviors, host spiders (Arachnida: Araneida), and distribution records Canadian Entomologist. 125: 931-944. DOI: 10.4039/Ent125931-5  0.349
1993 Wilson MVH, Caldwell MW. New Silurian and Devonian fork-tailed 'thelodonts' are jawless vertebrates with stomachs and deep bodies Nature. 361: 442-444. DOI: 10.1038/361442A0  0.452
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