658 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



197. Thracia ? sublaevis Meek and Hayden. Cotypes. 



Jurassic. Southwest base of Black Hills, South Dakota. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila. for i860, p. 182; 

 Pal. Upper Mo., Smithsonian Contr. to Knowl., No. 172, XIV, 

 1864, p. 102, pi. 4, figs. 4, 4a. 



12327. Thracia ? sublevis Meek and Hayden. Plesiotypes. 



Jurassic. Redwater Valley, Black Hills, South Dakota. 



Whitfield, Rept. Geol. and Resources Black Hills Dakota, 1880, 

 P- 375, PL 5, rig. 34 (fig. 24 in error). 



185. Thracia ? subtortuosa (Meek and Hayden). Holotype. 



Fox Hills (Cret.). Mouth of Judith River, Montana. 

 Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 223, pi. 37, fig. 5. 

 See Tellina subtortuosa. 



28943. Thracia weedi Stanton. Cotypes. 



28944. Jurassic. Yellowstone National Park. 



Stanton, Mon. XXXII, Pt. II, U. S. Geol. Surv., 1899, p. 627, 

 pi. 75, figs. 1-3. 



1 15424. Thysanus excentricus Duncan. Cotypes. 



Miocene. Jamaica, British West Indies. 



Duncan, Quart. Journ. Geol. Soc. Loudon, XIX, 1863, p. 439, 

 pi. 16, fig. 3. 



38154. Titanophasma jucunda Scudder. Holotype. 



Upper Coal Measures. Near Pittston, Pennsylvania. 



Scudder, Proc. Arner. Acad. Arts and Sci., XX, 1885, p. 169. 



135675. Tivela jamaicensis Dall. Holotype. 



Bowden (Oligocene). Bowden, Jamaica. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. VI, 1903, 

 p. 1244. pi. 57. fig- 9- 



1 15434. Tornatella textilis Guppy. Holotype. 



Oligocene. Jamaica, British West Indies. 



Guppy, Geol. Mag., London, Dec. II, I, 1874, p. 407, pi. 16, fig. 4. 



22329. Tornatellina ? isoclina White. Cotypes. 



Bear River (Cret.). Twenty miles north of Cokeville, 

 Wyoming. 



White, Bull. No. 128, U. S. Geol. Surv., 1895, p. 48, pi. 6, figs. 

 14, 15. 



113871. Tornatina fischeri Dall. Cotypes. 



Chipola (Oligocene). Chipola River, Florida. 



Dall, Proc. U. S. Nat. Mus., XVIII, 1895, p. 26; Trans. Wagner 

 Free Inst. Sci. Phila., Ill, Pt. VI, 1903, pi. 60, fig. 25. 



97478. Tornatina ( Cylichnella ) gabbi Dall. Holotype. 



Pliocene. Caloosahatchie River, near Fort Thompson, 

 Florida. 

 Dall, Proc. U. S. Nat. Mus., XVIII, 1S95, p. 27. 

 = Cylichnella gabbi. 



