List of references by intial letter. Not all the references are complete or correct. If you have more or better information, please let me know.

MacLeod, Norman ; (date unknown); ; ;
Maganuco, Simone ; 2005; specimens housed in the Museo di Storia Naturale di Milano. (private correspondence)
Maisch, Michael W. ; 1997; Additional data of the cranial osteology of the elasmosaurid plesiosaur Muraenosaurus leedsii SEELEY 1874(PhD Thesis, Tübingen)
Maisch, Michael W. ; 1998; Notes on the cranial osteology of Muraenosaurus SEELEY, 1874 (Sauropterygia, Jurassic), with special reference to the neurocranium and its implications for sauropterygian phylogeny; Neues Jahrbuch für Geologie und Palaontologie; 207: pp.207-253:
Maisch, Michael W. and R, Martin ; 2000; Cranial osteology of the sauropterygian Plesiosaurus brachypterygius from the Lower Toarcian of Germany; Palaeontology; 43:1: pp.29-40:
Mal'kov, B. ; 2002; ; ;
Mannering, A. ; 1994; Dream comes true on Waipara River Cliff; The Press, Christchurch; 19 MAY:
Mannering, A. ; 1998; Two marine reptile biofaunas recognised from Cretaceous marine sediments of North Canterbury; GSNZ/NZGS Joint Annual Conference Christchurch;
Mansel-Pleydell, J. C. ; 1888; Fossil Reptiles of Dorset; Proceedings of the Dorset Natural History and Antiquities Field Club; 10: pp.1-40:
Mantell, Gideon ; 1833; Observations on the remains of the Iguanodon, and other fossil reptiles, of the strata of the Tilgate Forest; ;
Marcinowsk, Ryzard and Radwanski, Andrzej ; 1983; The Mid-Cretaceous transgression on to the Central Polish Uplands (marginal part of the Central European Basin); ;
Marples, B. J. ; 1949; Vertebrate palaeontology in New Zealand.; Tuatara; 2: pp.103-108:
Marsh, O. T. ; 1877; Introduction and Succession of Vertebrate Life in America; ;
Marsh, O. T. ; 1891; Geological horizons as determined by vertebrate fossils; American Journal of Science; 42: pp.336-338:
Marsh, O. T. ; 1897; Vertebrate fossils of the Denver Basin; ;
Martill, David M ; 1985b; Plesiosaur discovery in Scotland; Geology Today; November-December: pp.162:
Martill, David M ; 1988; Plesiosaur discovery; Geology Today; January-February: pp.6:
Martill, David M ; 1990b; New Plesiosaur find in Oxford Clay; Geology Today; January-February: pp.6-7:
Martill, David M ; 1991; Marine Reptiles; in Fossils of the Oxford Clay, edited by David M. Martill and John D. Hudson; The Palaeontological Associationpp 226-243
Martill, David M ; 1992; Pliosaur Stomach Contents form the Oxford Clay; Mercian Geologist; 13:1: pp.37-42:
Martill, David M ; 1992b; Pliosaur Stomach Contents form the Oxford Clay; Mercian Geologist; 13:1: pp.37-42:
Martill, David M, Taylor, Michael Alan, Duff, Keith L., Riding, J. B. and Brown, Paul R. ; 1994; The trophic structure of the biota of the Peterborough Member, Oxford Clay Formation (Jurassic), UK; Journal of the Geological Society of London; 151: pp.173-194:
Martin, James E. ; 1994; Gastric residues in marine reptiles from the Late Cretaceous Pierre Shale in South Dakota; their bearing on extinction; Journal of Vertebrate Paleontology; 14:3, Suppl.: pp.36:
Martin, James E. ; 1994a; Gastric residues in Marine Reptiles from the Late Cretaceous Pierre Shale in South Dakota: their bearing on extinction; Society of Vertebrate Paleontology, Abstracts of Papers; Fifty-Fourth Annual Meeting, Burke Museum, University of Washington, Seattle, Washington;
Martin, James E. ; 1994b; A baby plesiosaur from the Late Cretaceous Pierre shale, Fall River County, South Dakota; Society of Vertebrate Paleontology, Abstracts of Papers; Fifty-Fourth Annual Meeting, Burke Museum, University of Washington, Seattle, Washington;
Martin, James E. and Crame, J. Alistair ; 2002; Late Cretaceous Antarctic vertebrate fossils in the British Antarctic Survey collections, Cambridge, England; Journal of Vertebrate Paleontology; 22:3, Suppl.: pp.83:
Martin, James E. and Kennedy, L. E. ; 1988; A plesiosaur with stomach contents from the Late Cretaceous (Campanian) Pierre Shale of South Dakota; a preliminary report; Proceedings of the South Dakota Academy of Science; 67: pp.76--79:
Martin, James E. and Kihm, Allen J. ; 1988; Two unusual stratigraphic occurrences of plesiosaurs from Late Cretaceous formations of the Black Hills area, Wyoming and South Dakota; Proceedings of the South Dakota Academy of Science; 67: pp.73--75:
Martin, James E. and Parris, David C. ; 1990; Paleofauna from the Late Cretaceous Niobrara Formation of South Dakota; Journal of Vertebrate Paleontology; 10:Supplement to Number 3:
Martin, James E., Schumacher, Bruce A., Parris, David C. and Smith Grandstaff, Barbara ; 1997; Fossil vertebrates of the Niobrara Formation in South Dakota; Proceedings of the South Dakota Academy of Science; 76: pp.275:
Martin, L. D. ; 1990; Sea Monsters of The MidwestBright Child Bookspp 27pp.
Martin, L. D. ; 1990b; Sea Monsters of The Midwest; ; pp.27pp.:
Maryanska, Teresa ; 1972; Aberrant pliosaurs from the Oxfordian of Poland; Prace Museum Ziemi; 20: pp.201--206:
Massare, Judy A ; 1982; Prey preference and guild structure of large marine reptilian predators of the Mesozoic; Abstracts with Programs - Geological Society of America; 14:7: pp.557:
Massare, Judy A ; 1986a; Convergent evolution of body shape in Mesozoic marine diapsid reptiles; Abstracts with Programs - Geological Society of America; 18:6: pp.685:
Massare, Judy A ; 1986b; Marine reptilian predator guilds of the Jurassic and Cretaceous; Proceedings - North American Paleontological Convention; 4: pp.A31:
Massare, Judy A ; 1987; Tooth morphology and prey preference of Mesozoic marine reptiles; Journal of Vertebrate Paleontology; 7:2:
Massare, Judy A ; 1988; Swimming capabilities of Mesozoic marine reptiles: implications for method of predation; Paleobiology; 14:2: pp.187-205:
Massare, Judy A and Dain, L. E. ; 1989; The Marine Reptiles of the Mowry Shale (Albian) of Northeastern Wyoming; Journal of Vertebrate Paleontology; 9:Supplement to Number 3:
Mateer, N. J. ; 1976a; On two new specimens of Pachypleurosaurus (Reptilia; Nothosauria); Bulletin of the Geological Institutions of the University of Uppsala, New Series; 6: pp.107--123:
Mateer, N. J. ; 1976b; On Muraenosaurus dubriviensis Seeley; De Rebus in Palaeontologico Museo Upsaliensis Collectis Illustrated Catalogue of the Type Collections of the Palaeontological Museum of the University of Uppsala; 3: pp.12--13:
Matson, Samuel D., Voorhies, M.R., Corner, R.G., Joeckel, R.M. and Vrana, B. ; 2002; A new long-necked plesiosaur specimen from the Graneros Shale (Cretaceous, Cenomanian), Ponca State Park, Nebraska; Program and Proceedings - Nebraska Academy of Sciences. Meeting; 112: pp.54--55:
Matsumoto, Tatsuro, Obata, Ikuwo, Okazaki, Yoshihiko and Kanie, Yasumitsu ; 1982; An Interesting Occurrence of a Fossil Reptile in the Cretaceous of Obiar Area, Hokkaido; Proceedings of the Japanese Academy of Science; 58, Series B:5: pp.109-113:
Matsumoto, Tatsuro, Obata, Ikuwo, Okazaki, Yoshihiko and Kanie, Yasumitsu ; 1982; An interesting occurrence of a fossil reptile in the Cretaceous of the Obira area, Hokkaido; Proceedings of the Japan Academy. Series B: Physical and Biological Sciences; 58:5: pp.109--113:
Matthew, W. D. ; 1914; Evidence of the Paleocene vertebrate fauna on the Cretaceous-Tertiary problem; Bulletin of the Geological Society of America; 25: pp.381-402:
Mazin, Jean-Michel ; 1984; Paleobiogeography of the Lower Triassic marine reptilesThird Symposium on Mesozoic Terrestrial Ecosystems, Short Papers.; pp.135-140:
Mazin, Jean-Michel ; 1985; A specimen of Lariosaurus balsami CURION 1847, from the Eastern Pyrenees (France); Paleontographica; Abt. 189: pp.159-169:
Mazin, Jean-Michel ; 1986; About the Real Systematic Position of the Nothosaur MetaNothosaurus nipponicus YABE & SHIKAMA, 1948; Proceedings of the Japanese Academy of Science; 62:Ser. B: pp.184-186:
Mazin, Jean-Michel ; 1987; ; ;
Mazin, Jean-Michel and Martin, M. ; 1983; ; ;
Mazin, Jean-Michel and Martin, M. ; 1984; Marine reptiles and fishes as a test for the paleobiogeography of the Lower and Middle Triassic; ; pp.141-144:
Mazin, Jean-Michel and Papa, H. ; 1982; ; ;
Mazin, Jean-Michel and Vignaud, Patrick ; 2000; Preface to special publication - Historical Biology; Historical Biology; 14: pp.i-ii:
McCord, Robert D. and Tegowski, B. J. ; 1996; Mesozoic Vertebrates of Arizona, II, Cretaceous.; Proceedings of Southwest Paleontological Society and Mesa Southwest Museum, Mesa, Arizona.; IV: pp.45-54:
McCoy ; 1867; On the occurrence of Ichthyosaurus and Plesiosaurus in Australia; Annals and Magazine of Natural History; Series 3:19: pp.355-356:
McGowan, Chris ; 1976; The description and phyletic relationship of a new ichthyosaur genus from the Upper Jurassic of England; Canadian Journal of Earth Sciences; 13: pp.668-683:
McGowan, Chris ; 1979; A revision of the Lower Jurassic ichthyosaurs of Germany with descriptions of two new species; Paleontographica; A:166: pp.93-135:
McHenry, Colin ; 1998; The osteology and taxonomic status of Kronosaurus queenslandicus Longman 1924 (Brachaucheniidae; Plesiosauria); Abstracts - Geological Society of Australia; 49: pp.302:
McHenry, Colin, Cook, Alex. G and Wroe, Stephen ; 2005; Bottom-Feeding Plesiosaurs; Science; 310:7 OCTOBER: pp.75:
McHenry, Colin, Martill, David M, Noé, Leslie and Cruickshank, Arthur R I ; 1996; Just when you thought it was safe to go back to the water - the biggest pliosaur yet; Palaeontological Society Newsletter; 32:Autumn 1996: pp.22:
McKay, A. ; 1881; District west and north of Lake Wakatipu; New Zealand Geological Survey reports of geological explorations; 1879-80:13: pp.118-147:
McKay, A. ; 1887; On the geology of the coast-line, Moeraki Peninsula to Kakanui; and further notes on the geology of Otago; New Zealand Geological Survey reports of geological explorations; 1886-7:18: pp.233-240:
McKay, A. ; 1892; On the geology of the middle Waipara and Weka Pass Districts, North Canterbury; New Zealand Geological Survey reports of geological explorations; 1890-91:21: pp.97-103:
McNamara, Ken, Friend, D. and Long, John A. ; 1993; A Guide to the Fossils of the Gingin ChalkDept. of Earth and Planetary Sciences, W. A. pp 16pp.
Mehl, M. G.. ; 1912; Muraenosaurus? reedii, sp nov. and Triclidus? laramiensis KNIGHT, American Jurassic Plesiosaurs.; American Journal of Science; 20:4: pp.344-352:
Melmore, S. ; 1930; A description of the type-species of ichthyosaurus crassimanus BLAKE; Annals of the Magazine of Natural History; ser. 10:6: pp.615-619:
Melmore, S. ; 1931; A reptilian egg from the Lias of Whitby; Proceedings of the Yorkshire Philosophical Society; pp.3-5:
Melmore, S. ; 1942; Letters in the posession of the Yorkshire Philosophical Society; Northwest Nat.; 17: pp.317-332:
Melmore, S. ; 1943; Letters in the posession of the Yorkshire Philosophical Society; Northwest Nat.; 18: pp.21-29:
Menke, A. S. ; 1994; Podium plesiosaurus (Smith): the second known specimen (Sphecidae); Sphecos; July 1994: pp.13:
Menner, V. V. ; 1948; ; ;
Menner, V. V. ; 1992; Remains of Plesiosaurs from Middle Jurassic Deposits of Eastern Siberia; Selected works, Regional Stratigraphy and Paleontological Problems.; pp. 74-91:
Merck, John W. ; 1997; A phylogenetic analysis of the euryapsid reptiles; Journal of Vertebrate Paleontology; 17:3, Suppl.: pp.65:
Merrill, George P. ; 1907; Catalogue of type and figured specimens of Fossils, Minerals, Rocks, and Ores in the National Museum. Part II-Fossil Vertebrates: Fossil Plants: Minerals, Rocks and Ores; Bulletin of the US National Museum; LIII:part 2: pp.81pp:
Merrill, George P. ; 1921; The Department of Geology of the U.S. National Musuem.; Annual report of the Smithsonian Institution; pp.261-302:
Meyer, Hermann ; 1833a; Conchiosaurus clavatus, ein Saurus aus dem Muschaeklalke von Bayreuth; ;
Meyer, Hermann ; 1833b; Das Genus Aptychus; Beitrage zur petrefactenkunde; pp.125-170:
Meyer, Hermann ; 1834; Knochen aus dem bunten Sandstein; ;
Meyer, Hermann ; 1838; ?; ;
Meyer, Hermann ; 1839; ?; ?;
Meyer, Hermann ; 1841; Thaumatosaurus oolithicus; ;
Meyer, Hermann ; 1842; Simosaurus, die Stumpfschnautxe, ein Saurier aus dem Muschelkalke von Luneville; ;
Meyer, Hermann ; 1844; ?; ?;
Meyer, Hermann ; 1845a; System der fossilen Saurier; ;
Meyer, Hermann ; 1845b; Note on fossil reptiles; Neues Jahrbuch für Geologie und Palaontologie; pp.308-313:
Meyer, Hermann ; 1847; ?; ;
Meyer, Hermann ; 1848; Mittheilungen an Professor Bronn gerichtet; ;
Meyer, Hermann ; 1851; ?; ?;
Meyer, Hermann ; 1855; ?; ?;
Meyer, Hermann ; 1856a; Kreide-Gruppe in Deutschland und der Schweiz; ;
Meyer, Hermann ; 1856b; Thaumatosaurus Oolithicus aus dem Oolith von Neuffen; Palaeontographica; 6: pp.14-18:
Meyer, Hermann ; 1860; ; ;
Meyer, Hermann ; 1941; ?; ?;
Meyer, Hermann ; 1960; ?; ;
Milan, Jesper and Bonde, Niels ; 2001; Svaneogler nye fundpa Bornholm; Varv; 4: pp.3-8:
Miller, H. W. ; 1955; A Check-list of the Cretaceous and Tertiary Vertebrates of New Jersey; ;
Milner, Angela C ; 1987; Reptiles; in Fossils of the Chalk, edited by Andrew B
Minoura, Nacho, Ono, Keiichi, Kamada, Kotaro, Kato, Toschio, Takahashi, K. and Kato, Makoto ; 1993; Excavation of Early Triassic Ichthyosaurian Fossils from Ogatsu, Miyagi Pref; ;
Mitta, V.V. ; 1984; ; ;
Mobbs ; 1990; ?; ;
Moberley, - ; 1848; [Letter concerning a large Plesiosaurus from the Lias at Kettleness alum quarry]; Report of the British Association for the Advancement of Science; pp.78:
Molnar, Ralph E. ; 1982; A Catalogue of fossil amphibians and Reptiles in Queensland; Memoirs of the Queensland Museum; 20: pp.613-633:
Molnar, Ralph E. ; 1983; Australian Mesozoic Reptiles; in The Fossil Vertebrate Record of Australasia, edited by P. V. Rich and E. M. Thompson; Monash University Offsetpp 169-225
Molnar, Ralph E. ; 1984; Paleozoic and Mesozoic reptiles and amphibians from Australia.; ;
Molnar, Ralph E. ; 1987; A sea-serpentine sauropterygian; in The antipodean ark, edited by Suzanne J. Hand and Michael Archer; Angus & Robertson Publisherspp 33-35
Molnar, Ralph E. ; 1991; Fossil Reptiles in Australia; Vertebrate Palaeontology in Australia; pp.606-702:
Mones, Alvaro ; 1979; Los Dientes de Los Vertebrados; ;
Montague-Judd, Danielle Dawn ; 1999; Paleo-upwelling and the distribution of Mesozoic marine reptiles(PhD Thesis, University of Arizona)
Moodie, Roy L. ; 1908; The relationship of the Turtles and Plesiosaurs; Kansas University Science Bulletin; IV:5: pp.319-327:
Moodie, Roy L. ; 1911; An embryonic plesiosaurian propodial; Transactions of the Kansas Academy of Science; pp.23--24:
Morales, Michael ; 1997; Major Groups of Non-Dinosaurian Vertebrates of the Mesozoic Era; in The Complete Dinosaur, edited by James O. Farlow and Micheal K. Brett-Surman; Indiana University Press; Chapter 39: Part Five: pp 607-626
Motani, Ryosuke ; 1997; New technique for retrodeforming tectonically deformed fossils, with an example for ichthyosaurian specimens; Lethaia; 30: pp.221-228:
Mudge, B. F. ; (date unknown); Notes on the Tertiary and Cretaceous periods of Kansas.; ;
Mulder, Eric W. A. ; 1985; Plesiosauriërs in de Limburgse Krijtzee.; Natuurhistorisch Maandblad; 74: pp.94-96:
Mulder, Eric W. A. ; 1990; ; ;
Mulder, Eric W. A. ; 1998; Dinosauriers, plesiosauriers en krokodillen; Grondboor en Hamer; 52:4-5: pp.148:
Mulder, Eric W. A., Bardet, Nathalie and Godefroit, Pascal ; 2000; Elasmosaur remains from the Maastrichtian type area, and a review of latest Cretaceous Elasmosaurs (Reptilia, Plesiosauroidea).; Bulletin de l’Institut Royal des Sciences Naturelles de Belgique, Sciences de la Terre; 70: pp.161-178:
Mulder, Eric W. A., Bardet, Nathalie, Godefroit, Pascal and Jagt, John .W.M ; 2000; ; ;
Mulder, Eric W. A., Jagt, John .W.M, Kuypers, M.M.M., Peeters, H.G.H. and Rompen, P. ; 1998; Preliminary observations on the stratigraphic distribution of Late Cretaceous marine and terrestrial reptiles from the Maastrichtian type area (SE Netherlands, NE Belgium).; Oryctos; 1: pp.55-64:
Munster, G. ; 1834; Vorlaufige Nachricht uber einige neue Reptilien im Muschelkalke von Baiern; Neues Jahrbuch für Geologie und Palaontologie; pp.521:
Murray, Peter F. ; 1987; Plesiosaurs from Albian aged Bathurst Island Formation Siltstones near Darwin, Northern Territory, Australia; The Beagle, Records of the Northern Territory Museum of Arts and Sciences; 4:1: pp.95-102: