TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 21 



4301S. Acidaspis romingeri Hall and Clarke. Plastotype. 



Hamilton (Dev.). Iyittle Traverse Bay, Michigan. 



Hall and Clarke, Nat. JHist. New York, Pal. VII, 1888, p. 71, pi. 

 16b, figs. 15-18. 



107081. Aclis acuminata Guppy<| Holotype. 



Oligocene. Vendryef, Jamaica, West Indies. 



Guppy, Proc. U. S. Nat. Mus., XIX, 1S96, p. 313, pi. 28, fig. 9. 



107072. Aclis? (Amblyspira) prominens Guppy. Holotype. 



Oligocene. Vendues, Jamaica, West Indies. 



Guppy, Proc. U. sjkat. Mus., XIX, 1896, p. 314, pi. 27, fig. 11. 



9458. Aclis? stevensoni Wfite. Cotypes. 



Upper Carboniferous. Coyote Creek, New Mexico. 



White, U. S. Geoir. and Geol. Surv. W. of 100th Mer., Ill, suppl. 

 1881, p. xxxw, pi. 3, figs. 9a, b. 



107073. Aclis? (Arnblyspira|) teres Guppy. Holotype. 



Upper OligocenJ Pointapier, Trinidad, West Indies. 

 Guppy, Proc. U. S. Nat. Mus., XIX, 1896, p. 314, pi. 28, fig. 6. 



250. Acmsea occidentalis (Hall and Meek). Plesiotypes. 



Fort Pierre (Cret.). Cheyenne River, near Black Hills, 

 South Dakota. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 295, pi. 18, figs. 

 3a-c. 



251. Acmaea? papillata (Meek and Hayden). Holotype. 



Fox Hills (Cret.). Fox Hills, North Dakota. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1S76, p. 296, pi. 21, figs. 

 4a, 4b. (On plate, Anisomyon patelliformis. ) 



See Capulus fragilis. 



38209. Acridium oeningense Scudder. Cotypes. 



Upper Miocene. Oeningen, Baden, Germany. 



Scudder, Geol. Mag., Dec. IV, II, 1895, p. 118, pi. 6, fig. 2. 



1 25 14. Acrochordiceras hyatti Meek. Cotypes. 



Triassic. New Pass, Desatoya Mountains, Nevada. 



Meek, Rept. U. S. Geol. Expl. 40th Par., IV, Pt. I, 1877, p. 124, 

 pi. 11, figs. 5, 5a. 



20071. Acroloxus actinophorus White. Holotype. 



Eocene. Wales, Utah. 



White, Bull. No. 34, U. S. Geol. Surv., 1886, p. 26, pi. 2, fig. 22. 



2136. Acroloxus minutus (Meek and Hayden). Holotype. 



Uaramie (Cret.). Three miles below Fort Union, North 

 Dakota. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 543, pi. 44, fig. 

 10.— White, Third Ann. Rept. U. S. Geol. Surv., 1883, p. 451, 

 pi. 24, fig. 27. 



See Velletia (Ancylus) minuta. 



