434 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



163751. Neritina (Smaragdia) merida Dall. Holotype. 



Pliocene. Shell Creek, De Soto Count}\ Florida. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. VI, 1903, pi. 60, 

 fig- 5- 



12485. Neritina naticiformis White. Cotypes. 



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



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

 p. 89, pi. 30, figs. 3a, 3b; Third Ann. Rept. U. S. Geol. Surv., 

 1883, p. 458, pi. 7, figs. 5, 6. 



12485. Neritina naticiformis White. Cotypes and plesiotypes. 



231 19. Bear River (Cret.). Sulphur Creek, and twenty miles 



1 north of Cokeville, Wyoming. 



White, Bull. No. 128, U. S. Geol. Surv., 1895, p. 49, pi. 6, figs. 10-12. 



1979. Neritina nebrascensis (Meek and Haj^den). Holotype. 



Jurassic. Head of Wind River, Wyoming. 



White, Third Ann. Rept. U. S. Geol. Surv., 1883, p. 457, pi. 3, 

 figs. 10, 11; Bull. No. 29, U. S. Geol. Surv., 1886, p. 23, pi. 4, 

 fig. 16. 



See Neritella nebrascensis. 



7888. Neritina (Dostia?) patelliformis Meek. Cotypes. 



8094. Colorado (Cret.). Coalville, Utah. 



Meek, Sixth Ann. Rept. U. S. Geol. Surv. Terr., 1873, p. 498. 



= Neritina (Velatella) patelliformis. 



8094. Neritina (Velatella) patelliformis (Meek). Cotypes. 



Colorado (Cret.). Coalville, Utah. 



White, Eleventh Ann. Rept. U. S. Geol. Surv. Terr., 1879, p. 309, 

 pi. 7, figs. 7a-d. 



See Neritina (Dostia ?) patelliformis. 



7888. Neritina (Velatella ) patelliformis Meek. Cotypes and 



8094. plesiotypes. 



Colorado (Cret.). Coalville, Utah, and Bear River City, 

 Wyoming. 



Stanton, Bull. No. 106, U. S. Geol. Surv., 1893, p. 128, pi. 28, 

 figs. 6-10. 



See Neritina (Dostia ?) patelliformis. 



8092. Neritina (Velatella) patelliformis weberensis White. 



Cotypes. 

 Colorado (Cret.). Coalville, Utah. 



White, Eleventh Ann. Rept. U. S. Geol. Surv. Terr., 1879, P- 3°9i 

 pi. 7, figs. 8a, 8b. 



85S7. Neritina ? phasiolaris White. Cotypes. 



Jurassic. Salt Creek near Nephi, Utah. 



White, Prelim. Rept. U. S. Geogr. Surv. W. 100th Merid., 1874, 

 p. 24; Rept. U. S. Geogr. Surv. W. 100th Merid., IV, Pt. I, 

 1876, p. 167, pi. 13, figs. ia-d. 



