1706 
1881 
1883 
1883 
1885 
1895 
1905 
1909 
1915 
01886 
*1886 
1895 
1905 
(1758 
1881 
(1855 
1909 
* 1890 
1903 
1905 
Physa Pars 22 
Physa bridgerensis, S. A. Miller, (79a) The Journ. of the Cin- 
cinnati Soc. of Nat. Hist, IV, p. 101. 
Physa bridgerensis, White, (83a) Annual Report U. S. Geol. 
Survey III, (1882), p. 450, tab. XXX, fig. 9—10. 
Physa bridgerensis, White, (83b) 12th Annual Report U. S. Geol. 
and Geogr. Survey of the Territories, p. 45, tab. XIX, fig. 
10a—b. 
Physa bridgerensis, Marcou, (85a) Proc. U. S. Nat. Museum 
WREPE p. 387 
Physa bridgerensis, White, (95a) Bull. U. S. Geol. Survey No. 
128, p. 80. 
Physa bridgerensis, Schuchert, (05a) Bull. U. S. National Mu- 
seum No. 53, I, p. 405. 
Physa bridgerensis, Grabau and Shimer, (09a) North American 
Index Fossils Invertebrata I, p. 816, Textfig. 1205e, 
Physa bridgerensis, Cockerell (15a) Bull American Museum 
Nat. Host. XXXIV, p: 115 
Vorkommen: U. Eocàn, Lutétien: Bridger beds: Church 
buttes b. Fort Bridger (Wyoming), San Pete Valley (Utah), 
3 miles E. Pat O' Hara Creck, Clarks! Fork Basin (Wyoming). 
Physa bullatula White. 
Physa bullata, White, (86a) Bull. U. S. Geol. Survey No. 34, y. 
25 (413) (non Potiez et Michaud, 1838, nec Gould, 1855!). 
Physa bullatula, White, (86a) Bull. U. S, Geol. Survey No. 34, 
p. 12 (400), tab. ITI, fig. 14—17. 
Physa bullatula, White, (95a) Bull. U. S. Geol. Survey No. 128, 
p. 80. 
Physa bullata, Schuchert, (05a) Bull U. S. National Museum 
No, 53, I, p. 505 (non Potiez et Michaud!). 
Vorkommen: M. Paleocün, Sparnacien: "Wasatch beds: 
Wales (Utah), Óstl, San Pete Valley (Utah). 
Physa iontinalis Drapernaud. 
Bulla fontinalis, Linné, Systema Naturae ed. 10, p. 727.) 
Phisa phontinalis, Coppi, (81a) Annuario Soc. Nat. Modena XV, 
p. 20. 
Vorkommen: M. Pliocán, Plaisancien: Modena. 
Physa humerosa Gould. 
Physa humerosa, Gould, Proc. Boston Soc. Nat. Hist. V, p. 198.) 
Physa humerosa, Arnold, (09a) Bull U. S. Geol Survey No. 
396, p. 47. 
Vorkommen: O. Pliocàn: Kettleman Lake beds: Kettle- 
man hills (California). 
? Physa meigsi Dall. 
Physa Meigsii, Dall, (90a) Transact. Wagner Free Inst. Sci. 
Philadelphia III, 1, p. 22, tab. X, fig. 12. 
Physa Meigsii, Dall, (90a) Transact. Wagner Free Inst. Sci. 
Philadelphia III, 6, p. 1605. 
Physa meigsii, Schuchert, (05a) Bull U. S. National Museum 
No. 58, I, p. 400. 
