53. TERRAPENE 985 
inal plates, and is loosely united to the carapace in such a way 
that its two portions may be made to completely close the 
shell. The fingers and toes are little if at all webbed. 
Several species are known, of which one occurs in eastern 
Arizona. 
227. Terepene ornata (Agassiz ) 
Ornate Box Torroise 
Plates 123 and 124 
Cistudo ornata Acassiz, Contrib. Nat. Hist. U. S., Vol. I, 1857, p. 445 
(type locality, The Upper Missouri and Iowa); Cops, Bull. 
U. S. Nat. Mus., No. 1, 1875, p. 53; True, Bull. U. S. Nat. Mus., 
No. 24, 1883, p. 37; Cracin, Bull. Washburn Laborat., Vol. I, 
1885, p. 100; Boutencer, Cat. Chel. Brit. Mus., 1889, p. 118; 
H. Garman, Bull. Illinois State Lab. Nat. Hist., Vol. III, 1892, 
p- 220; Garman, Bull. Essex Inst., Vol. XXIV, 1892, p. 98; 
Hay, Batrachians and Reptiles Indiana, 1893, p. 187; Cope, Proc. 
Acad. Nat. Sci. Phila., 1893, p. 386; Hurrer, Trans. Acad. Sci. 
St. Louis, Vol. VI, 1893, p. 261; BouLeNncer, Ann. Mag. Nat. Hist., 
Ser. 6, Vol. XV, 1895, p. 331; CockERELL, Amer. Nat., Vol. XXX, 
1896, p. 326; Drrmars, Reptile Book, 1907, p. 58, pl. XXI, fig. 
Terrapene ornata Baur, Science, N. S., Vol. 17, 1891, p. 191; Baur, 
Amer. Naturalist, Vol. XXVII, 1893, p. 678; Cracin, Colorado 
College Studies, Vol. V, 1894, p. 37; Taytor, Proc. U.S. Nat. Mus., 
Vol. 17, 1894, p. 581, fig. 7; Van Densurcu, Proc. Cal. Acad. Sci., 
Ser. 2, Vol. 6, 1896, p. 338; Brimtey, Journ. E. Mitchell Soc., Vol. 
XX, 1904, p. 7; Ruruven, Bull. Amer. Mus. Nat. Hist., Vol. 23, 
1907, p. 595; STRECKER, Proc. Biol. Soc. Washington, Vol. XXI, 
1908, p. 79; SteBENRocK, Zool. Jahrb., Suppl. 10, Heft 3, 1909, 
p- 493; Hurrer, Trans. Acad. Sci. St. Louis, Vol. XX, 1911, p. 248; 
Ex.tis & Henperson, Univ. Colorado Studies, Vol. X, No. 2, 
1913, p. 117; WAN Denpurcu & Stevin, Proc. Cal. Acad. Sci., 
Ser. 4, Vol. 3, 1913, p. 396; SrreckER, Baylor Bulletin, Vol. XVIII, 
No. 4, 1915, p. 13; STEJNEGER & Barsour, Check List N. Amer. 
Amph. Rept., 1917, p. 116. 
Description.—Carapace high, convex, somewhat flattened 
above, rounded in lateral outline, but broader behind than 
in front. Vertebrals five, costals four, second largest. 
