50 



MOLLUSCA OF THE Gui.F OF MKXICO 



20 



Genus SABAT1A Bellardi 



bathymophila Dall, Bull. M. C. Z., 9, p. 98, 1881, {as Afysf);i^, 

 p. 53, pi. 17, f. 9, 9b, '89; Bull. 37, U. S. N. M., p. 86, pi. 

 17, f. 9, gb, '89. 



Distribution. — Fernandina to Guadeloupe, 294-1568 fnis. 

 Gulf of Mexico, Yucatan Strait, 740 fms. 



Genus CYLICHNELLA Gabb 



bidentata d'Orbigny, Moll. Cuba i. p. 125, pi. 4, f. 13-16, 1841, 

 (as Bulla); Gabb, Pr. A.. N. S. Phila., 24, p. 273, pi. 10, f. 

 2, '72; Dall, Bull. 37, U. S. N. M., p. 86, pi. 41, L 14, '89; 

 Vanatta, Pr. A. N. S. Phila., 55, p. 757, 1903. 



Bulla biplicala I^ea. Pr. Bost, Soc. N. H., i, p. 204, 1844. 



Distribution. — Hatteras to Barbados, 7-168 fms. Pliocene 

 to Recent. Gulf coast, Recent: West Florida and Texas, 

 Pleistocene, Louisiana, Knapp's No. 2 ^Vell, Terrebonne 

 Parish, 1519-1542 ft., Crowle}^ No. 4 well, Jennings, 1663- 

 1670 feet. 



bidentata var. gaavestonensis Harris, Bull. Am. Pal., vol. i, p. 

 96, pi. 3, f. 2, 1895. 



Distribution, — Upper Miocene, Galveston well at 2600-2733 

 feet. 



Genus BULLARiA Rafinesque 



striata Bruguiere, Ency. Meth., i, p. 572, (as Bulla')', Dall, 

 Bull. 37, U. S. N. M., p. 88, 1889; Pilsbry, Man. Conch., i, 

 ser., 15, p. 332, pi. 37, f. 42-46, '93. 



Distribution. — Recent, Mediterranean and Atlantic coasts of 

 Portugal and Morocco. Also living at Clearwater Harbor, 

 West Florida; New Harbor Isls. and Chandeleurs, Louisi- 

 ana; Texas. Pliocene, Caloosahatchie marls, Fla. 



OGCidentalis A. Adams, In Sowerby's Thes., 2, p. 577, pi. 123, f. 

 72, 73, 1850, (as Bulla); Dall, Pr. U. S. N. M., 6, p. 324, 

 '83, Bull. 37, U. S. N. M., p. 88, '89; Singley; 4th Ann. 



