TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 683 



9035. Unio gonionotus White. Cotypes. 



Laramie (Cret.). Upper Kanab, Southern Utah. 



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

 p. 71, pi. 26, figs. 2a, 2c-e; Third Ann. Rept. U. S. Geol. 

 Surv., 1883, p. 433, pi. 13, figs. 7, 9, 10. 



8869. Unio haydeni Meek. Cotypes. 



Kocene. Near Fort Bridger, "Wyoming. 



Meek, Proc. Acad. Nat. Sci. Phila. for i860, p. 312; Rept. Fxpl. 

 Great Basin of Utah, Simpson, 1876, p. 364, pi. 5, figs. na,ub. 



9041. Unio holmesianus White. * Cotypes. 



L,aramie (Cret.). Black Buttes Station, Wyoming. 



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

 p. 67, pi. 22, figs. 4a-e; Third Ann. Rept. U. S. Geol. Surv., 



1883, p. 433, pi. 16, figs. 2-6. 



20051. Unio iridoides White. Cotype. 



Jurassic. Eight miles north of Canj^on City, Colorado- 

 White, Bull. No. 29, U. S. Geol. Surv., 1886, p. 17, pi. 2, figs. 3, 4. 



20052. Unio lapilloides White. Cotype. 



Jurassic. Eight miles north of Canyon City, Colorado, 

 and Como, Wyoming. 



White, Bull. No. 29, U. S. Geol. Surv., 18S6, p. 18, pi. 2, figs. 5, 6. 



20050. Unio macropisthus White. Cotype. 



Jurassic. Eight miles north of Canyon City, Colorado. 

 White, Bull. No. 29, U. S. Geol. Surv., 1886, p. 17, pi. 2, fig. 7. 



7833. Unio meekii White. Cotypes. 



Bridger (Eocene). Church Buttes, Wyoming. 



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

 P- 43, PL 19. %• Ia - 



8873. Unio mendax White. Cotypes. 



Eocene. Canyon of Desolation, Utah. 



White, Bull. U. S. Geol. and Geogr. Surv. Terr., Ill, 1877, p. 605; 

 Third Ann. Rept. U. S. Geol. Surv., 1883, p. 433, pi. 18, figs. 

 3-5; Bull. No. 34, U. S. Geol. Surv., 1886, p. 20, pi. 4, figs. 2-4. 



See Unio vetustus. 



7719. Unio (Baphia?) nebrascensis Meek. Cotypes 



Dakota (Cret.). Dakota County, Nebraska. 



Meek, Fourth Ann. Rept. U. S. Geol. Surv. Terr., 1871, p. 303. 

 = Margaritana nebrascensis. 



196. Unio nucalis Meek and Hayden. Cotypes. 



Jurassic. Southwest base of Black Hills, South Dakota. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila., 1858, p. 52; Pal. 

 Upper Mo., Smithsonian Contr. to Knowl. No. 172, XIV, 



1884, p. 92, pi. 3, figs. I3a-c. — White, Third Ann. Rept. U. S. 

 Geol. Surv., 1883, p. 426, pi. 3, fig. 4; Bull. No. 29, U. S. 

 Geol. Surv., 1886, p. 19, pi. 3, figs. 3-7. 



