164 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



12477. Corbicula (Leptesthes) cardiniaeformis White. 



Plesiotypes. 

 Laramie (Cret. ). Valley of South Platte, Colorado. 



White, Third Ann. Rept. U. S. Geol. Surv., 1883, p. 437, pi. 22, 

 figs. 12-15. 



9023. Corbicula cleburni White. Cotypes. 



Laramie (Cret.). Crow Creek, Northern Colorado. 



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

 Pt. I, p. 73, pi. 23, figs, ia-ic; Third Ann. Rept. U. S. Geol. 



Surv., 1883, p. 437, pi. 20, figs. 7-9. 



7728. Corbicula ? crassatelliformis Meek. Cotype. 



Laramie (Cret.). Hallville Coal Mines, Wyoming. 



Meek, Fourth Ann. Rept. U. S. Geol. Surv. Terr., [871, pp. 

 3I5-3I6. 



= Corbula subtrigoualis. 



2133. Corbicula cytheriformis Meek and Hayden. Holotype 



2135. and paratypes. 



Laramie (Cret.). Bad Lands of Judith River, and near 

 Fort Benton, Montana. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 520, pi. 40, 

 figs. 5a-5e.— White, Third Ann. Rept. U. S. Geol. Surv., 1883, 

 p. 437, pi. 22, figs. 1, 2. 



81 17. Corbicula cytheriformis Meek and Hayden. Plesiotypes. 



9673. Montana (Cret.). Point of Rocks Station, W3 T oming. 



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

 Pt. I, p. 74, pi. 21, figs. 4a-4d; Third Ann. Rept. U. S. Geol. 

 Surv., 1883, p. 437, pi. 22, figs. 3-6. 



18644. Corbicula (Veloritina) cytheriformis Meek and Hayden. 

 18646. Plesiotypes. 



Montana and Laramie (Cret.). Point of Rocks and Black 

 Butte Stations, Wyoming. 



Meek, Sixth Ann. Rept. U. S. Geol. Surv. Terr., 1872 (1873), 

 p. 511. 



7621. Corbicula (Veloritina) durkeei (Meek). Cotypes. 



Bear River (Cret.). Sulphur Creek, Bear River, Wyo- 

 ming. 



Meek, Rept. U. S. Geol. Expl. 40th Par., IV, Pt. I, 1877, p. 167, 

 pi. 16, figs. 6-6d.— White, Third Ann. Rept. U. S. Geol. Surv., 

 1883, p. 437, pi. 8, figs. 10, 11. 



See Cyrena (Corbicula) durkeei. 



8148. Corbicula durkeei (Meek). Plesiotype. 



8166. Bear River (Cret.). Mouth of Sulphur Creek and seven 



7621. miles north of Evanston, Wyoming. 



White, Bull. No. 12S, U. S. Geol. Surv., 1895, p. 36, pi. 4, figs. 

 1-4. 



See Cyrena (Corbicula) durkeei. 



