G66 BULLETIN ill, UNITED STATES NATIONAL MUSEUM. 



1 1 1634. Tritia bidentata (Emmons). Plesiotype. 



Miocene. vShiloli, New Jersey. 



Whitfield, Mon. XXIV, U. S. Geol. vSurv., 1894, p. 106, pi. 19, 

 %. 7. 



1 1 1632. Tritia trivittatoides Whitfield. Cotypes. 



Miocene. Shiloh, New Jersey. 



Whitfield, Mon. XXIV, V. vS. Geol. vSurv., 1S94, p. 104, pi. 19, 

 fiRS. 1-3. 



1 16644. Tritia trivittatoides elongata Whitfield. Cotypes. 



Miocene. Shiloh, New Jersey. 



Whitfield, Mon. XXIV, U. vS. Geol. Surv., 1S94, p. 105, pi. 19, 

 figs. 4-6.^ 



27910. Triticites secalicus ( vSay ). Plesiotypes. 



Upper Carboniferous. Platte River, near junction with 

 Missouri. 

 Girty, Amer. Journ. vSoi. {4), XVII, 1904, pp. 234-240, text figs. 

 "i-5- 



22920. Tritonidea ? huerfanensis vStanton. Holotype. 



Colorado (Cret. ). Poi.son Canyon, Huerfano Park, Colo- 

 rado. 



Stanton, Bull. No. 106, U. S. Geol. Surv., 1893, p. 152, pi. 31, 

 fiR- 15. 



1 12055. Tritonidea pauper Dall. Cotypes. 



Oligocene. Ballast Point, Tampa, Florida. 



Dall, Trans. Wagner Free In.st. vSci. Phila., Ill, Pt. I, 1890, p. 

 129, pi. 4, fig. 8c. 



22919. Tritonium kanabense Stanton. Holotype. 



Colorado (Cret.j. Upper Kanal) Valley, Utah. 



Stanton, Bull. No. 106, U. S. Geol. Surv., 1893, p. 150, j)!. 31, 

 iig. 12. 



164S68. Trochita alaskana Dall. Cotypes. 



Miocene. Popof Lsland, vShumaj^ins, Alaska. 



Dall, Ilaniinan Alaska Exped., IV, J904, pi. 10, figs. 2, 6. 



1 33 ID. Trochita costellata Conrad. Cotypes. 



Miocene, (iaviote Pass, California. 



Conrad, Rept. Kxpl. and Surv. R. R. Miss. Riv. to Pacific Ocean, 

 VII, 1857, p. 195, pi. 7, fig. 3. 



= Calyptraea co.stellata. 



II 1654. Trochita perarmata (Conrad). Plesiotype. 



Miocene. Shiloh and Jericho, New Jersey. 



Whitfield, Mon. XXIV, U. S. Geol. vSurv., 1894, p. 124, pi. 22, 

 figs- 15-19- 



156934. Trochocyathus californianus \'au_2:han. Cotypes. 



Eocene ? Southern California. 



Vaughan, Mon. XXXIX, U. S. Geol. Surv., I9<jo, p. 96. 



