44 MOLLUSCA OF THE GULF OF MEXICO 1 4 



Genus CUVJERINA Boas 



columoella Rang, Ann. des Sci. Nat., ser. i, v. 12, p. 323, 1827, 

 Atlas 4°, pi. 45 B, f. 1-8. (as Ctcvieria); Pelseneer, Challen- 

 ger Pteropoda,Zool.,23,art. i, p. 67, 1888; Dall, Bull. 37, U. 

 S. N. Mus., p. 82, pi. 66, f. 117, '89; Tr. Wagner Inst. 

 Sci., 3, pt. 2, p. 431, 1892; Peck, Proc. U. S. N. Mus., 16, 

 p. 462, pi. 55, f. 16, 1893; Dall, Proc. U. S. N. M., 37, p- 

 198, 1910; Johnson, Occ. Pap. Bost. Soc, 7, p. 159, 1915. 



Triptera cohminella Verrill, Trans. Conn. Acad., 5, p. 557, 

 1882; 6, p. 214, 1884. 



Distribution. — West Atlantic, I^at. 43° N. — 40° S. East 

 Pacific, I,at. 23° N.— 42° S. Gulf of Mexico, West Florida 

 and Texas, recent. Lower Miocene Chipola bed at Alum 

 Bluff, Calhoun Co. Florida. 



Note. — The specific name is often, but erroneously, written 

 columella. The correct form is coluvinella since Rang prints 

 it thus twice in the original description. The generic name 

 Cuvieria is preoccupied. 



Genus EIV3 BOLUS Jeffreys 



inflatus d'Orbigny, Voy. Ame'r. Me'r., p. 174, pi. 12, f. 16-19, 

 1836, {Q.S Atlanta); Dall, Bull. 37, U. S. N. Mus., p. 80, 

 1889; Proc. U.S. N. Mus., 37, p. 199, 1910; Johnson, Occ. 

 Pap. Bost. Soc, 7, p. 155, 1915, {q.s Limacina). 



Spirialis rostralis Verrill, Trans, Conn. Acad., 6, p. 431, 1885. 



Distribution. — West Atlantic, Lat. 42° N. — 40° S. East 

 Pacific. Eat. 42° N.— 40° S. Gulf of Mexico, West Florida. 

 Pelagic, Pleistocene to Recent. 



Genus PERACLE Forbes 



reticulata d'Orbigny, Voy. Ame'r, Me'r., p. 178, pi. 12, f. 32- 

 35. 39. 1836, {^s Atla7ita)\ Dall, Bull. 37, U. S. N. Mus., 

 p. 80, 1889; Proc. U. S. N. Mus., 37, p. 199, 1910. 



