TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 293 



19016. Goniobasis macilenta White. Holotype. 



Bear River (Cret.). Sulphur Creek, Bear River Valley, 

 Wyoming. 



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

 p. 93, pi. 30, fig. 10a; Third Ann. Rept. U. S. Geol. Surv., 

 1S83, p. 462, pi. 6, fig. 12. 



- Pachymelania ? macilenta White. 



2138. Goniobasis nebrascensis (Meek and Hayden). 



2139. Holotype and paratypes. 

 2160. Earamie (Cret. ). Fort Clarke and mouth of Yellowstone 



River, North Dakota. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 565, text fig. 

 73, pi. 43, figs. I2a-h. — White, Third Ann. Rept. U. S. Geol. 

 Surv., 1SS3, p. 463, pi. 26, figs. 15, 16. 



See Melania nebrascensis. 



8602. Goniobasis nebrascensis (Meek and Hayden ). Plesiotypes. 

 20076. Eocene. Wales, Sanpete County, Utah. 



White, Rept. U. S. Geogr. Surv. W. 100th Merid., IV, Pt. I, 1876, 

 p. 213, pi. 21, figs. 9a~9c; Bull. No. 34, U. S. Geol. Surv., 

 1886, p. 28, pi. 2, figs. 4, 5. 



2184. Goniobasis? omitta (Meek and Hayden). Holotype. 



Laramie (Cret.). Mouth of Judith River, Montana. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 568, pi. 42, figs. 

 • 4a-4e.— White, Third Ann. Rept. U. S. Geol. Surv., 1883, p. 

 463, pi. 26, fig. 10. 



See Melania omitta. 



28947. Goniobasis? pealei Stanton. Cotypes. 



Dakota? (Cret.). Three Forks Valley, Montana, and 

 Yellowstone National Park. 



vStanton, Mon. XXXII, Pt. II, U. S. Geol. Surv., 1899, p. 632, pi. 

 75, ng. 6. 



691. Goniobasis simpsoni (Meek). Cotype. 



Eocene. Hams Fork, northeast of Fort Bridger, Wyo- 

 ming. 



Meek, Rept. Expl. Great Basin of Utah, Simpson, 1876, p. 365, 

 pi. 5, fig. ie.— White, Third Ann. Rept. U. S. Geol. Surv., 

 1883, p. 464, pi. 31, fig. 2. 



2145. Goniobasis sublaevis (Meek and Hayden). Holotype and 



paratype. 

 Earamie (Cret.). Mouth of Judith River, Montana. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 567, pi. 42, 

 figs. 5a, 5b.— White, Third Ann. Rept. U. S. Geol. Surv., 

 1883, p. 463, pi. 26, fig. 18. 



See Melania sublaevis. 



