Reptiles and Amphibians of Illinois. 281 



served the species at Mt. Carmel, and it has been taken also at 

 Wheatland, some miles above Mt. Carmel. 



Pseudemys hieroglyphica, Holbr. 



Emys hieroglyphica, Holbr., N. A. Herp., 1842, 1., p. Ill, pi. 17* 

 Ptychemys hieroglyphica, Agassiz, L., Contr. Nat. Hist. U. S., 



1857, I., p. 434. 

 Pseudemys hieroglyphica, Jordan, Man. Vert. N. U. S., 3d ed., 



1880, p. 1(55.— Davis and Rice, Bull. 111. State Lab. Xat. 



Hist., I., No. 5, 1883, p. 55; Bull. Chicago Acad. Sci., 1883. 



Shell oval, depressed, keelless, smooth, entire in front, 

 elongated and imperfectly serrated behind; sternum oblong, 

 nicked behind, dingy yellow, sides olive varied; head very 

 small, upper jaw slightly emarginate, lower jaw with a tooth; 

 first vertebral urceolate; each costal shield with four or five, 

 and each marginal with dark spots with concentric yellow 

 lines. — Gray. 



Length about twelve inches. 



The species has been observed only in the Wabash River. 

 It resembles in some respects P. concinna, but is more depressed, 

 and the mandible is not serrated. 



Pseudemys concinna, LeC. Florida Cooter. 



Testudo concinna, LeC, Ann. Lye. Nat. Hist. N. Y., 1829, III., 



p 106. 

 Emys concinna, Dum. et Bibr., Erp. Gen., 1835,11., p. 289.— Holbr., 



N. A. Herp., 1842, I., 119, pi. 19.— Gray, Cat. Tortoises, etc., 



in Coll. Biit. Mus., 1844, p. 25. 

 Ptychemys concinna, Agassiz, L., Contr. Nat. Hist. U. S., 1857, 



I., p. 432; II., pi. 1, fig. 1.3; pi. 2, fig. 4C 

 Pseudemys concinna, Davis and Rice, Bull. III. State Lab. Nat. 



Hist., I., No. 5, 1883, p. 55. 



Large. Moderately depressed. Carapace oval in outline 

 as seen from above, very slightly wider posteriorly and main- 

 taining its width well towards the front; slope at the sides 

 uniform; margins slightly flared anteriorly and posteriorly at 

 the sides; without vertebral carina. Anterior margin with a 

 wide, rounded, median emargination. Posterior margin with 

 several slight teeth, consisting of the produced posterior parts 

 of marginal plates. An acute median notch behind. Costal 

 2 



