RT Journal Article SR Electronic T1 On the affinities and classification of the dinosaurian reptiles JF American Journal of Science JO Am J Sci FD American Journal of Science SP 483 OP 498 DO 10.2475/ajs.s3-50.300.483 VO s3-50 IS 300 A1 Marsh, Othniel Charles YR 1895 UL http://www.ajsonline.org/content/s3-50/300/483.abstract AB