TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 551 



8771. Pteria (Oxytoma) erecta White. Cotypes. 



Colorado (Cret.). L,ower Potato Valley, Utah. 



White, Proc. U. S. Nat. Mus., Ill, 1880, p. 157; ibid., IV, 1881, 



P- 139. fi g s - 7, 8. 

 = Avicula gastrodes. 



12332. Pteria (Pseudopteria) fibrosa (Meek and Hayden). 



Plesiotype. 

 Fort Pierre (Cret.). Cheyenne River, near Rapid Creek, 

 South Dakota. 



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

 p. 386, pi. 7, fig. 5. 



= Avicula fibrosa. 



460. Pteria (Pseudoptera) fibrosa (Meek and Hayden). 



Holotype and paratypes. 

 Fox Hills (Cret.). Forks of Cheyenne River, South 

 Dakota. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 36, pi. 17, figs. 

 17c, I7d. 



= Avicula? fibrosa. 



7789. Pteria (Oxytoma?) gastrodes Meek. Holotype. 



Colorado (Cret.). Coalville, Utah. 



White, Eleventh Ann. Rept. U. S. Geol. Surv. Terr., 1879^.280, 

 pi. 10, fig. ia. 



= Avicula gastrodes. 



324. Pteria linguiformis (Evans and Shumard). Plesiotypes. 



Fort Pierre (Cret.). Fox Hills, South Dakota, 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 32, pi. 16, figs, 

 ic, id. 



= Avicula linguiformis. 



12337. Pteria linguiformis (Kvans and Shumard). Plesiotypes. 



Fort Pierre (Cret.). South Fork of Cheyenne River, near 

 French Creek, Black Hills, South Dakota. 



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

 p. 384, pi. 7, figs. 2, 3. 



= Avicula linguiformis. 



461. Pteria linguiformis subgibbosa (Meek). Holotype. 



Fox Hills (Cret.). Ivong L,ake, North Dakota. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 33, pi. 28, fig. 12. 

 = Avicula linguiformis subgibbosa. 



1893. Pteria munsteri (Bronn). Plesiotypes. 



Jurassic. . Wind River Valley, Wyoming. 



Meek and Hayden, -Pal. Upper Mo., Smithsonian Cont. to Knowl., 

 No. 172, XIV, 1864, p. 80, text figs. A, B. 



= Avicula wyomingensis. 

 See Avicula mucronata. 



