552 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



425. Pteria (Oxytoma) nebrascana (Evans and Sliumard). 



Plesiotypes. 

 Fort Pierre (Cret.). Yellowstone River, Montana. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 34, pi. 16, fig. 3b. 



= Avicula nebrascana. 



8074. Pteria parkensis White. Cotypes. 



Montana (Cret.). South of Grand River, Middle Park, 

 Colorado. 



White, Eleventh Ann. Rept. U. S. Geol. Surv. Terr., 1879, p. 279, 



Pi- 3, %• 3 a - 

 = Avicula parkensis. 



7788. Pteria (Pseudopteria) propleura Meek. Cotypes. 



7790. Colorado (Cret.). Coalville, Utah. 



White, Eleventh Ann. Rept. U. S. Geol. Surv. Terr., 1879, p. 281, 

 pi. 10, figs. 2a, 2C. 



= Gervillia propleura. 



8025. Pteria (Oxytoma) salinensis White. Holotype. 



Mentor (Cret.). Saline County, Kansas. 



White, Proc. U. S. Nat. Mus., II, 1879, p. 296, pi. 5, figs. 1, 2; 

 Twelfth Ann. Rept. U. S. Geol. Surv. Terr., 1883, p. 15, pi. 16, 

 figs. 2a, b. 



= Avicula salinaensis. 



8057. Pteria ? ? stabilitatis White. Cotype. 



Cretaceous. Collin County, Texas. 



White, Twelfth Ann. Rept. U. S. Geol. Surv. Terr., Pt. I, 1883, 

 p. 15, pi. 17, fig. 3a. 



= Avicula? stabilitatis. 



12251. Pteria (Pseudopteria) sublaevis Whitfield. Cotypes. 



Fort Pierre (Cret.). Old Woman Ford, Black Hills, 

 Wyoming. 



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

 p. 387, pi. 7, fig. 6. 



=Avicula sublaevis. 



46293. Pterinea bellilineata Billings. Plastotype. 



Hudson River (Ord.). Anticosti Island, Gulf of St. 

 Lawrence. 

 Billings, Cat. Sil. Foss. Anticosti, 1866, p. 15. 



13875. Pterinea fiabella (Conrad). Plesiotj^pe. 



Middle Devonian. Lone Mountain, near Eureka, Nevada. 



Walcott, Mon. VIII, U. S. Geol. Surv., 1S84, p. 165, pi. 15, fig. 12; 

 pi. 5, fig. 6. 



46294. Pterinea mucronata Ulrich. Holotype. 



Utica (Ord.). Boone County, Kentucky. 



Ulrich, Journ. Cincinnati Soc. Nat. Hist., II, 1879, p. 24, pi. 7, 

 fig. 21. 



