REFERENCES

Baird, D. 1986. Some Upper Triassic reptiles, footprints, and amphibians from New Jersey. The Mosasaur, 3:125-153.

Blakey, R.C. and Gubitosa, R. 1983. Late Triassic paleogeography and depositional history of the Chinle Formation, southern Utah and northern Arizona, p. 57-76. In Reynolds, M.W. and Dolly, E.D. (eds.), Mesozoic paleogeography of west-central United States. Rocky Mountain Section, SEPM, Denver.

Broili, F. and Schröder, J. 1936. Beobachtungen an Wirbeltieren der Karooformation. XXI. Über Procolophon Owen. Sitzungsberichte der Bayerischen Akademie der Wissenschaften, Mathematisch-naturwissenschafte Abteilung, 1936:239-256.

Carroll, R.L. and Lindsay, W. 1985. Cranial anatomy of the primitive reptile Procolophon. Canadian Journal of Earth Sciences, 22:1571-1587.

Cisneros, J.C. and Schultz, C.L. 2003. Soturnia caliodon n. g. n. sp., a procolophonid reptile from the Upper Triassic of southern Brazil. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 227:365-380.

Colbert, E.H. 1946. Hypsognathus, a Triassic reptile from New Jersey. Bulletin of the American Museum of Natural History, 86:225-274.

Colbert, E.H. and Kitching, J.W. 1975. The Triassic reptile Procolophon in Antarctica. American Museum Novitates, 2566:1-23.

Dubiel, R. 1989. Sedimentology and revised nomenclature for the upper part of the Upper Triassic Chinle Formation and the Lower Jurassic Wingate Sandstone, northwestern New Mexico and northeastern Arizona, p. 213-22. In Anderson, O.J., Lucas, S.G., Love, D.W., and Cather, S.M. (eds.), Southeastern Colorado Plateau. New Mexico Geological Society Guidebook, 40th Field Conference.

Dubiel, R. 1993. Depositional setting of the Owl Rock Member of the Upper Triassic Chinle Formation, Petrified Forest National Park and vicinity, Arizona. New Mexico Museum of Natural History & Science Bulletin, 3:117-121.

Fraser, N.C. 1986. Terrestrial vertebrates at the Triassic-Jurassic boundary in southwest Britain. Modern Geology, 10:147-157.

Gilmore, C.W. 1928. A new fossil reptile from the Triassic of New Jersey. Proceedings of the United States National Museum, 73:1-8.

Gow, C.E. 1977. Tooth function and succession in the Triassic reptile Procolophon trigoniceps. Palaeontology, 20:695-704.

Heckert, A.B. 2004. Late Triassic microvertebrates from the lower Chinle Group (Otischalkian-Adamanian: Carnian). New Mexico Museum of Natural History & Science Bulletin, 27:1-170.

Ivakhnenko, M.F. 1973. Stroyeniye cherepa rannetriasovogo prokolofona Tichvinskia vjatkensis. Paleontologicheskiy Zhurnal, 1973:74-83. (In Russian)

Kemp, T.S. 1974. The braincase and associated structures of the cotylosaur reptile Procolophon trigoniceps. Annals of the South African Museum, 64:11-26.

Laurin, M. and Reisz, R.R. 1995. A reevaluation of early amniote phylogeny. Zoological Journal of the Linnean Society, 113:165-223.

Lucas, S.G. and Anderson, O. 1993. Calcretes of the Upper Triassic Owl Rock Formation, Colorado Plateau. New Mexico Museum of Natural History & Science Bulletin, 3:G32.

Modesto, S.P., Damiani, R.J., and Sues, H.-D. 2002. A reappraisal of Coletta seca, a basal procolophonoid reptile from the Lower Triassic of South Africa. Palaeontology, 45:883-895.

Murry, P.A. 1987. New reptiles from the Upper Triassic Chinle Formation of Arizona. Journal of Paleontology, 61:773-786.

Owen, R. 1851. Vertebrate air-breathing life in the Old Red Sandstone. Literary Gazette, 1851:900.

Owen, R. 1876. Descriptive and Illustrative Catalogue of the Fossil Reptilia of South Africa in the Collections of the British Museum. Trustees of the British Museum, London, 88 pp.

Small, B.J. 1997. A new procolophonid from the Upper Triassic of Texas, with a description of tooth replacement and implantation. Journal of Vertebrate Paleontology, 17:674-678.

Spencer, P.S. 2000. The braincase structure of Leptopleuron lacertinum Owen (Parareptilia: Procolophonidae). Journal of Vertebrate Paleontology, 20:21-30.

Stewart, J.H., Poole, F.G., and Wilson, R.F. 1972. Stratigraphy and origin of the Chinle Formation and related Upper Triassic strata in the Colorado Plateau region. USGS Professional Paper, 690:1-336.

Sues, H.-D. and Baird, D. 1998. Procolophonidae (Amniota: Parareptilia) from the Upper Triassic Wolfville Formation of Nova Scotia, Canada. Journal of Vertebrate Paleontology, 18: 525-532.

Sues, H.-D. and Olsen, P.E. 1993. A new procolophonid and a new tetrapod of uncertain, possibly procolophonian affinities from the Upper Triassic of Virginia. Journal of Vertebrate Paleontology, 13:282-286.

Sues, H.-D., Olsen, P.E., Scott, D.M., and Spencer, P.S. 2000. Cranial osteology of Hypsognathus fenneri, a latest Triassic procolophonid reptile from the Newark Supergroup of eastern North America. Journal of Vertebrate Paleontology, 20:275-284.

Tanner, L.H. 2000. Palustrine-lacustrine and alluvial facies of the (Norian) Owl Rock Formation (Chinle Group), Four Corners Region, southwestern U.S.A.: implications for Late Triassic paleoclimate. Journal of Sedimentary Research, 70:1280-1289.

Watson, D.M.S. 1914. Procolophon trigoniceps, a cotylosaurian reptile from South Africa. Proceedings of the Zoological Society of London, 1914:735-747.

Walkden, G.M. and Fraser, N.C. 1993. Late Triassic fissure sediments and vertebrate faunas: environmental change and faunal succession at Cromhall, southwest Britain. Modern Geology, 18:511-535.

Witkind, I.J. 1964. Geology of the Abajo Mountains area, San Juan County, Utah. USGS Professional Paper, 453:1-110.