48 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



244. Anisomyon subovatus (Meek and Hayden). Holotj'pe. 



Montana (Cret.). Yellowstone River, Montana. 



Meek, Rept. U. vS. Geol. Surv. Terr., IX, 1876, p. 291, pi. 18, 

 figs. 5d, 6. 



See Helcion suljovatu.s. 



12298. Anisomyon subovatus (Meek and Hayden). Plesiotypes. 

 Fort Pierre (Cret. ) . Old Woman Fork of Cheyenne River, 

 Wyoniin,^. 



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

 p. 434, pi. 12, fig. 19. 



43735- Anisotrypa fistulosa Ulrich. Figured sections of cotype. 



vSt. Louis (Miss.). Pella, Iowa. 



Ulrich, Geol. vSurv. 111., VIII, 1890, p. 448, pi. 72, figs. 6b, 6c. 



43413. Anisotrypa solida Ulrich. Cotypes and figured sections. 



43414. Chester (Miss. j. Sloans A^allej-, Kentucky; Chester, 



Illinois. 

 Ulrich, Geol. vSurv. 111., VIII, 1890, p. 449, pi. 72, figs. 9-9e. 



4363 1 . Anisotrypa symmetrica Ulrich . Cotypes and figured sections. 

 Chester (Miss.). Sloans Valley, Kentucky. 



Ulrich, Jouni. Cincinnati vSoc. Nat. Hist., VI, 1883, p. 276, pi. 13, 

 figs. 5-5C; Geol. Surv. 111., VIII, 1890, p. 448, pi. 72, fig. 5. 



13574. Anodonta decurtata Conrad. Holotype. 



Colorado (?) Eocene ( ? ) . 



Conrad, Am. Journ. Conch., VI, p. 200, pi. 11, fig. 8. — White, 

 Third Ann. Rept. U. S. Geol. Surv., J 883, p. 479, pi. 29, figs. 



27, 28. 



9028. Anodonta parallela White. Cotypes. 



lyaraniie (Cret. ). Crow Creek, northern Colorado. 



White, Twelfth Ann. Rept. U. S. Geol. Surv. Terr., 1878 (1883), 

 Pt. I, p. 62, pi. 24, fig. 3a; Third Ann. Rept. U. S. Geol. 

 Surv., 1S83, p. 429, pi. 19, fig. 5. 



13406. Anodonta propatoris White. Cotypes. 



lyaraniie (Cret.). Dog and Birch Creeks, Montana. 



White, Twelfth Ann. Rept. U. S. Geol. Surv. Terr., 1878 (1883), 

 Pt. I, p. 61, pi. 24 figs. 2a-d; Third Ann. Rept. U. S. Geol. 

 Surv., 1S83, p. 429, pi. 19, figs. 6-9. 



13917. Anodontopsis amygdalaeformis Walcott. Cot5-pe. 



Middle Devonian, luireka Di.strict, Nevada. 



Walcott, Mon. Vlll, U. S. Geol. Surv., 1884, p. 180, pi. 15, fig.s. 



7. 7l>- 



26409. Anodontopsis ? milleri Meek. Cotypes. 



Richmond (Ord. ). Forty miles west of Cincinnati, Ohio. 



Meek, Am. Journ. vSci., (3) II, 1871, p. 297; Pal. Ohio, I, 1873, 

 p. 1411, ])1. 12, figs, ja, lb, id. 



= Cvcloc()ncha milleri. 



