142 SYSTEMATIC LIST AND SYNONYMY. 



O P H I D I A— Continued. 



Tkopidonotus cyclopion 26 



Pum. Bibr., 1854, Erp., VII, 576; Gthr., 1858, Cat., 77, 248; Jan, 1863, 

 Sist, 71, — 1868, loon., livr. 26, pi. 5, f. 1 and 2 ; Mart., 1856, Mus. 

 Berl., 24. 



Ohio to Florida. 



Tkopidonotus compressicaudus 27 



Nerodia compressicauda Kenn., 1860, Pr. Ac. Phil., 335. Tropidonotus 

 compsolaemus Cope, 1860, Pr. Phil. Ac, 368, — 1861, Pr. Phil. Ac, 

 74. Tropidonotus ustus Cope, 1860, Pr. Phil. Ac, 340. 



Florida. 



(Eegina.) 



Tkopidonotus leberis 27 



Coluber leberis Linn., 1758, Syst, I, 216, — 1766, Syst., I, 375; Gmelin, 

 Syst. Linn., I, 1086; Shaw, 1804, Zool., Ill, 433. Tropidonotus leberis 

 DeKay, 1842, N. Y. Fauna Kept., p. 45, pi. 11 ; Holbr., 1S42, Herp., 

 IV, 49, pi. 13; D. & B., 1854, Erp., VII, 579; Gthr., 1858, Cat, 78; 

 Cope, 1860, Pr. Phil. Ac, 342; Jan, 1863, Sist., 72, — 1868, Icon., 

 livr. 27, pi. 5, f. 1. Regina leberis B. & G., 1853, Serp., 45; Baird, 

 1854, N. Y. Serp., 17, — 1859, P. E. P. Bep., X, pi. 27, f. 32. Coluber 

 septemvittatus Say, 1825, Jour. Phil. Ac, 240; Harl., 1827, Jour. Phil. 

 Ac, 335, — 1S35, Med. Bes., 118. 



Michigan to Texas. 



Var. kigidus 28 



Coluber rigklus Say, 1825, Jour. Phil. Ac, 239. Tropidonotus rigidus 

 Holbr., 1842, Herp., IV, 39, pi. X; P. & B., 1854, Erp., VII, 577; 

 Cope, I860, Pr. Ac Phil., 342. Tropidonotus leberis var. Jan, 1863, 

 Sist., 72. Regina rigida B. & G., 1S53, Serp., 46; Bd., 1859, P. B. B. 

 Bep., X, pi. 27, f. 33. 



New York southward. 



Var. clakkii 



Regina clarhii B. & G., 1853, Serp., 4S; Bd., 1859, P. B. B. Bep., X, pi. 

 27, f. 35. Tropidonotus clarkii Cope, 1861, Br. Phil. Ac, 74; Jan, 

 1863, Sist, 73, — 1868, Icon., livr. 27, pi. 6, f. 1. — 1880, Bull. 20, U. 

 S. Mus., 22. Tropidonotus medusa Gthr., 185S, Cat, 7S. 



Orbitals 1 — 3 to 2. Loreal longer than high. Labials 8, fifth and 

 sixth largest. Scales in 19 rows. Venfrals 132. Anal entire. Sub- 

 caudals 57 pairs. Yellowish brown, with four longitudinal bands of 

 darker. Belly yellowish, with two brownish black-dotted bands. 



Texas to Mexico. 



Var. grahamii 28 



Regina grahamii B. & G., 1853, Serp., 47; Bd., 1859, P. B. B. Bep., X, 

 pi. 27, f. 34. Tropidonotus grahamii Gthr., 1858, Cat, 78. Tropidono- 

 tus leberis var. Jan, 1863, Sist., 72. T. baronis muelleri Trosch., 1865, 

 in Muell Wirbelth., Mex., 79. 



Michigan to Texas. 



