HFRPETOLOGY OF PORTO RTCO. 



711 



1.S44. Emi/s irrniirulata Gray, Cat. Tort. Brit. Mus., p. 25 ("tropical America"); 



Cat, Shield Rept. Brit. Mus., 1855, pi. xm. 

 1861. Emysjamao Dtjmeril, Arch. Mus. d'Hist, Nat. Paris, X, 1861, pp. 435, 445 



(Habana; nomen nudum). — Vilar6, in Poey's Repert. Fisico-Nat. 



Cuba, II, No. 6, May, 1867, p. 121; No. 10, Nov., 1867, p. 228. 

 1867. Emys gnatho Yilaro, in Poey's Repert. Fisico-Nat. Cuba, II, No. 9, Oct., 



1867, p. 204 (Cuba). 

 1889. Chrysemys scripta var. rugosa Boulenger, Cat. Chel. Brit, Mus., p. 79 



(Santo Domingo, Jamaica). 



Fig. 179.— Pseudemeys palustris, adult, i natural size. Shell from above. No. 25642, U.S.N.M. 



Description. — Adult female; U.S.N.M. No. 25642; San Juan; Jan- 

 uary 14, 1899. Shell moderately convex, the height being more than 

 one-half the greatest width; length of carapace less than two and a half 

 times the height of the shell and about one and one-third times its 

 greatest width; carapace faintly keeled and with longitudinal wrinkles 

 crossed by radiating ridges, which are especially strong on the anterior 

 costals; nuchal narrow; first vertebral shield urceolate, anterior and 

 posterior sutures of same length; lateral sutures of second, third, and 



