44 



CATALOGUE OF SHIELD REPTILES. 



Kinosternon, Bonap. Obs. Cuv. R. A. 166. 



Gray, Ann. Phil. x. 21 1 (1825) ; Syn. Rept. 24 ; Cat. 

 Tort. B.M. 32. 

 Cistudo, sp., Say, Journ. Acad. Nat. Set. Philad. iv. 266. 

 Tortues a boitcs § **, Cuv. R. A. 

 Cistuda § 2, Flem. Phil. Zool. ii. 270 (1822). 

 Cinosteruon, JVagler, Si/st. 137. 



Fife. Si/st. Rept. 29. 



Wieffm. ^- Riithe, Handh. 166. 



Dumeril and Bibron, Erp. Gen. ii. 363 ; Cat. MHh. 

 R. 16. 

 Cyclemys, sp., Wagler, Syst. 137. 



a. Sterno-coslal sidure elongate, narrow ; sternal lobes as broad 



as the openiny. Swanka. 

 /3. Sterna-costal suture short, broad; sternal lobes narrower 



than the opening. Kinosternon. 



a. Sterno-costal suture elongate, narrow ; sternal lobes as 

 broad as the opening ; abdominal shield longer than 

 the front lobe of sternum. Swanka. 



Swanka, Gray, Cot. Tort. B.M. 32 (1844). 

 Cinosteruon, Fitz. Syst. 29. 



1. Kinosternon scorpioides. Tlie Swanka. 

 Shell oblong, ratlier compressed, with three continuous 

 keels ; dorsal shields longly sis-sided, slightly imbricate ; 

 sternum as broad and large as the opening ; anterior lobe 

 entire, broad, longer than the middle lobe ; gular plate long, 

 triangular; symphysis narrow, as long as the abdominal 

 shields. 



Kinosternon scorpiodes. Gray, Syn. Rept. 24 ; Cat. Tort. 

 B.M. 32. 



Bell, Test. t. . f. 

 Cinostemon scorpoides, Wagler, Syst. 137. t. 5. f. 31-43. 



Dumeril and Bibron, Erp. Ghi. ii. 365 ; Cat. Meth. 

 R. 16. 

 Kinosternon Shavianum, Bell, Zool. Journ. ii. 304. 

 Cinostemon scorpioideum, Wagler, Syst. t. 5. f. 44. 



Fit:. Syst. Rept. 29. 

 Kinosternon longicaudatum, Sjnx, Bras. t. 12. 



Gray, Ann. Phil. x. 211 (1825). 



Bell, Zool. Journ. ii. 304. 

 Chersine scorpoidea, Men-em, Amph. 33. 

 Cyclemys tricarinata, Wagler, Syst. 137. 

 Kinosternon brevicaudatum, Spix, Bras. 13, 

 Testudo scorpoides, Linn. Syst. Xat. i. 152. 

 Emys scorpoidea, Schweig. Prod. i. 312. 

 Testudo Pennsylvanica, var., Shaw, Zool. iii. t. 15, young. 

 T. tricarinata, Baud. Rept. ii. 178. 



Schoepf. Test. t. 2. 



Shaw,' Zool. ii. t. 11. 

 T. Retzii, Baud. Rept. ii. 174. 

 Emys Retzii, Schweig. Prod. 312. 

 Terrapene tricarinata, Merrem, Tent. 28. 



Hub. Central America ; Brazils; Cayenne; Honduras. 



Far. 1 . Hinder part of sternum entire. 



b. Stuffed (not in good state ; wants dorsal plates ; no ap- 



pearance of keels). Central America. 



c. Animal dry (shell wants dorsal plates ; no appearance of 



keels). Central America. 

 Kinosternon scorpoides, var. acuta. Gray, Syn. 14. t. 7. f. 1 . 



d. Adult (animal and shell, in spirits). Back very convex, 



rounded, distinctly three-keeled ; sternum rather con- 

 vex ; tail very short ; spine very small. Female ? 

 Tropical America. Presented by Thomas Bell, Esq. 



e. Adult (animal and shell, in spirits). Back convex, 



rounded, distinctly three-keeled ; sternum flat ; tail 

 elongate ; claws very strong. Male? Tropical America. 



g. Adult (stuffed). Dorsal keels very distinct, vertebral 

 plates small ; tail elongate. Mexico. 



h. Adult (animal, stuffed). Discal plates ver\' irregular; 

 dorsal keel indistinct. Mexico. 



Osteology : — 



Cinostemon scorpoides, Wagler, Syst. Amph. t. 5. f. 31—13. 



a. Shell only, swollen and convex, wanting some plates. 

 Dorsal keels only marked by very obscure lines. Cen- 

 tral i\.merica. Presented by Dr. J. E. Gray. 



i. Adult. Back rounded ; dorsal keel only marked by a 

 very slight line. 



Var. 2. Hinder part of sternum notched. Males. 



/. Adult (animal, dry). Dorsal keels regular, distinct. 

 Head very large, broad ; sternum concave ; tail elon- 

 gate ; claws large. Male ? 



VI. Adult (stuffed). Dorsal keels regular, distinct; sternum 

 concave, truncated behind ; tail elongate ; claws large. 

 Cayenne. M. Yerreaux's Collection. 



h. Adult (shell). Dorsal keels regular, distinct. South 

 America. Mus. Zool. Soc. 



Far. 3. Back depressed. 



Cinostemon scorpoides, var.. Bum. Cat. M^th. R. 16. 

 Eab. Bolivia; Santa Cruze dc la Sierra (D'Orbigny). 



2. Kinosternon cruentatum. Blood-spotted Swanka. 



Carapace swollen, oval, suddenly inclined behind, three- 

 keeled, red-brown; sternum not nicked behind, yellow- 

 brown. Head yellowish-green, darker above ; head, neck 

 and limbs with small blood-red lines. 



Cinostemon cruentatura. Bum. ^- Bib. MSS. 

 Bum. Cat. Rept. Mus. H. Xat. 10. 



Hab. North America (Dumeril). 



