. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. CKOCODILIANS, LIZARDS, AND SNAKES. 495 HoLBUOOK, Am. Ilerp., 2d cd., II, 1842, ji, 139, pi. xx.—Dumkril, Cat. Coll. Kept., 1851, p. 144.—, Bull. U. S. Nat. Mus., No. 24, p. 4P.—Bou- LEXGER, Cat. Liz. Brit. Mus., 1885, II, p. 281. Angnis ventraUs , Syst. Nat., 12th ed., II, 17f)6, p. 391.—Doxndokf, Zool. Beytr., Ill, p. 2(57.—Shaw, Geu. Zool., Ill, pi. 2, p. 581.—Latreille, Hist. Nat. Rept., IV, p. 223. Chamwsaura renlraUs Sc
. Annual report of the Board of Regents of the Smithsonian Institution. Smithsonian Institution; Smithsonian Institution. Archives; Discoveries in science. CKOCODILIANS, LIZARDS, AND SNAKES. 495 HoLBUOOK, Am. Ilerp., 2d cd., II, 1842, ji, 139, pi. xx.—Dumkril, Cat. Coll. Kept., 1851, p. 144.—, Bull. U. S. Nat. Mus., No. 24, p. 4P.—Bou- LEXGER, Cat. Liz. Brit. Mus., 1885, II, p. 281. Angnis ventraUs , Syst. Nat., 12th ed., II, 17f)6, p. 391.—Doxndokf, Zool. Beytr., Ill, p. 2(57.—Shaw, Geu. Zool., Ill, pi. 2, p. 581.—Latreille, Hist. Nat. Rept., IV, p. 223. Chamwsaura renlraUs Schneider, Hist. Amph., II, 1804, p. 215. Ilyaliiius vaUralis Mehiulm, T(!ut. Syst. Auipli., 1820, p. 79. AngulsfragUis , Syst. Nat., 1798, p. 1112. OpIihanritapHnctatuH CuviER, Rc'gne Anim., 2d ed., II, 1829, p. 70. Ophisauriis striatuhis , R(~^gne Auim., 2d ed., II, 1829, p. 70. ()})liisauriis linealus , Cat. Slender-touguo Sanrians, Ann. Mag., I, 1838, p. 391. Ojihisaurns veKlralis , Proc. Acad. Nat. Sci. I'hila., VIII, 185(5,1). 239; 1856, p. 307. There is a large and broad oblong frontal plate, and behind it a pen- tagonal interparietal, bordered by an elongate parietal plate on each side. The interfrontouasal is half as long as the frontal. There are two. Fig. 88. OrnisAUuiTs ventralis Linn.»u's. Xi. i:it. No. 145M, frontoparietals which are in contact with the fonrth sdpraocular plate. There are two series of plates, supraorbitals and superciliaries, along the edge of the head, above the eye. The eyelids are distinct, the lower well covered with scales. There are two pairs of interuasals and a. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Smithsonian Institution. Board of Regents; United States National Museum. Report of the U. S. National
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