TYPE SPECIMENS OF INVERTEBRATE FOSSILS. 201 



361. Cyprina subtumida Meek and Hayden. Holotype. 



Montana (Cret.). Yellowstone River, Montana. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila., for 1857, p. 144. 

 = Veniella subtumida. 



22883. Cyrena aequilateralis (Meek) ? Plesiotypes. 



Colorado (Cret.). Bear River City, Wyoming. 



Stanton, Bull. No. 106, U. S. Geol. Surv., 1893, p. 102, pi. 22, 

 figs. 14, 15. 



20100. Cyrena brevidens White. Cotypes. 



Puget (Cret.). Palace Camp, Washington. 



White, Bull. No. 51, U. S. Geol. Surv., 1889, p. 58, pi. 10, figs. 8-1 1. 



7877. Cyrena carletoni Meek. Cotypes. 



Montana (Cret.). Coalville, Utah. 



Meek, Sixth Ann. Rept. IT. S. Geol. Surv. Terr., 1872 (1873), 

 p. 495.— White, Twelfth Ann. Rept. U. S. Geol. Surv. Terr., 

 Pt. I, 1883, p. 20, pi. 12, figs. 16 a, b. 



2133. Cyrena (Corbicula?) cytheriformis Meek and Hayden. 

 2135. Holotype and paratypes. 



Uaramie (Cret.). Bad Uands of Judith River, Montana. 



Meek and Hayden, Proc. Acad. Nat. Sci. Phila., for i860, p. 176. 



192. Cyrena dakotensis Meek and Hayden. Cotypes. 



7901. Dakota (Cret.). Two miles above mouth of Big Sioux 



River, South Dakota. 



Meek, Rept. U. S. Geol. Surv. Terr., IX, 1876, p. 159, pi. 1, figs, 

 ia-d, if.— White, Third Ann. Rept. U. S. Geol. Surv., 1883, 

 p. 436, pi. 4, figs. 3, 4. 



See Cyprina arenaria. 



1 15030. Cyrena (Pseudocyrena) dupliniana Dall. Holotype. 



Miocene. Natural Well, Duplin County, North Carolina. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. VI, 1903, p. 

 1446, pi. 56, fig. 22. 



7621. Cyrena (Corbicula) durkeei Meek. Cotypes. 



Bear River ( Cret. ) . Limestone Hill, Bear River, Wyoming. 



Meek, Proc. Amer. Philos. Soc, XI, 1871, p. 431. 



= Corbicula durkeei. 



8613. Cyrena (Veloritina) durkeei (Meek). Plesiotypes. 



Colorado (Cret.). West crossing of north fork of Virgin 

 River, Utah. 



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



1876, p. 207, pi. 21, 13a, b. 

 [Not Corbicula durkeei Meek. T. W. Stanton.] 



7840. Cyrena ? holmesi Meek. Cotypes. 



Fox Hills (Cret.). Ralston Creek, about four miles north 

 of Golden, Colorado. 

 Meek, Bull. U. S. Geol. & Geogr. Surv. Terr. (2), I, 1875, p. 45. 

 = Mactra? holmesi. 



