Reptilia. 59 



Tropidechis, Giinther in Annals N. H. XII. 363. 1863. . . . OPHIDIA. 

 Tropidococcyx, Giinther in Annals N. H. VI. 428. 1860. . . OPHIDIA. 

 Tropidodipsas, Giiuther iu Cat. Brit. Mus. Colubr. 1858. . . OPHIDIA. 



Tropidophis, Gray in Cat. Viper. Snak. 1849 OPHIDIA. 



Tropidophis, Dumeril in Inst. de Fr. Mem. XXIII. 1853. . . OPHIDIA. 

 Tympanocryptis, Peters in Berlin. Acad. Monatsber. 1863. . SAURIA. 



Typhlina, Jan in Icon. gen, d. Ophid. 1864 OPHIDIA. 



Typhloscincus, Peters in Berliu. Acad. Monatsber. 271. 1864. SAURIA. 



XTma, Baird in Philad. Ac. Nat. Sc. Proc. 253. 1858 SAURIA. 



Uriechis, Peters in Berliu. Ac. Mon. Ber. 614. 1854 OPHIDIA. 



Urobelus, Reinhardt in Miscell. Sc. Hafn. 1860 OPHIDIA. 



Uromacre, Dumeril in Inst. de Fr. Mem. XXIII. 399. 1853. . OPHIDIA. 

 Urosaurus, Hallowell in Phil. Ac. Nat. Sc. Proc. VII. 1854. . SAURIA. 

 Uta, Baird et Girard in Stansbury Exped. Report 344. 1852. . SAURIA. 



"XT^ermicella, Guuther in Cat. Brit. Museum Colubrid. 1858. OPHIDIA. 

 Virginia, Balrd et Girard in Cat. Smithson. Museum 1853. . . OPHIDIA. 



■\7V"agleria, Girard iu Phil. Ac. Nat. Sc. Proc. VI. 1853. BATRACHIA. 

 Wenona, Baird et Girard in Phil. Ac. Nat. Sc. Proc. VI. 1852. OPHIDIA. 



.antusia, Baird in Phil. Ac. Nat. Sc. Proc. 254. 1858. . . . SAURIA. 

 Xenelaphis, Gunther in Lond. Zool. Soo. Proc. XXXII. 250. 1864. OPHIDIA. 



Xenocalamus, Giiuther in Auuals N. H. I. 414. 1868 OPHIDIA. 



Xenochrophis, Giinther inLoud. Zool. SocProc XXXII. 1864. OPHIDIA. 



Xenophrys, Giinther in Rept. Brit. Ind. 414. 1864 BATRACHIA. 



Xenorhina, Peters in Berlin. Ac Monatsber. 82. 1863. . . BATRACHIA. 

 Xenosaurus, Peters iu Berliu. Ac. Mouatsber. 453. 1861. . . . SAURIA. 

 Xenurelaps, Giinther in Rept. of Br. India. 345. 1864. . . . OPHIDIA 

 Xenurophis, Giinther iu Anuals N. H. XIL 352. 1863 OPHIDIA. 



lachoenus, Cope in Phil. Ac Journ. 2. Ser. V. 1867. . BATRACHIA.. 

 Zaocys, Cope in Phil. Ac Nat. Sc Proc 241 et 553. 1860. BATRACHIA. 

 Zaphrizza, Cope in Phil. Ac. Journ. 2. Ser. V. 67—97. 1867. OPHIDIA. Foss. 

 Zygosaurus, Elchwald in Moscou Soc Imp. d. Natur. Bull. III. 1848. 



SAURIA. Foss. 



8* 



