168 urLi.KTiN .'):{, ignited states national museum. 



495. Corbula ( Potamomya? ) engelmanni Meek. Holotype. 



Bear River ( Cret. ). l^ear Ri\-er, near vSulphur Creek, 

 Wyoming. 



Meek, Proo. Acad. Nat. .Sri. I'liila., for i860, p. 313. 



495. Corbula ( Anisorhynchus? i engelmanni Meek. Holotype. 

 CretaceoiLs. Bear Ri\-er, mouth of Sulphur Creek, Wyom- 

 ing. 



Meek, Rept. U. vS. Geol. Kxpl. 40th Par., I\', PI. I, 1877, p. 174, 

 pi. 17, fig. la. 



231 10. Corbula engelmanni (Meek). Plesiot3-pe.s. 



Bear Ri\-er (Cret.). Near W^aterf all, Wyoming. 



White, Bull. No. 128, l^ vS. Geol vSurv., 1895, p. 40, ])1. 4, fig.s. 



lo, II.- 



114701. Corbula engonata burnsii Dall. Cotype.s. 



( )ligocene. Calhoiui County, Florida. 



Dall, Tran.s. Wagner I'"ree In.st. Sci. Phila., Ill, Pt. IV, 1898, p. 

 847. 



23062. Corbula filosa vStanton. Cotypes. 



Knoxville (Lower Cret.). Near Stephenson, Tehama 

 Coimty, California. 



Stanton, Bull. No. 133, V. S. Geol. vSurv., 1895 (Feb., 1S96), 

 p. 62, ]:>1. I I, figs. 1, 2. 



115S43. Corbula (fossata var.? ) extenuata Dall. Holotype. 



Ivocene. Orangeburg District, South Carolina. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. IV, 1898, 

 p. 844, pi. 36, fig. 6. 



355. Corbula? gregaria Meek and Hayden. Holotype and 



paratypes. 

 Montana (Cret.). Yellowstone River, near Miles City, 

 Montana. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila., VIII, 1856, p. 84. 



= Corbtilamella gregaria. 



107099. Corbula (Aloidis ) heterogenea (Guppy ms.) Dall. Holotype. 

 Oligocene. Jamaica. 



Dall, Trans. Wagner Free In.st. Sci. Phila., III. Pt. IV, 1898, 

 p. 850, pi. 36, fig. 15. 



23125. Corbula hicksii White. Plastotypes. 



Cretaceous. Five miles west of north of Fairburg, 

 Nebraska. 



White Proc. IT. S. Nat. Mus., XVII, 1S74, p. 134, pi. 8, figs. 6-8. 



22900. Corbula kanabensis vStanton. Cotypes. 



Colorado (Cret.). Upper Kanab Valley, Utah. 



Stanton, Bull. No. R)6, U. S. Geol. Surv., 1893, p. 125, pi 27, 

 figs. 5, 6. 



