67 BuivLETIN 38 97 



Distribution. — Cape Lookout, N. C. to the Antilles and 

 Vera Cruz. Gulf coast, Tampa Bay (type localitj-)) Cedar 

 Keys and Texas. Pliocene of the Caloosahatchie. 



cellulosa var. levicula Dall, Bull. M. C. Z., iS, p, 211, 1889; Bull. 

 37, p. 120, '89, (as Ocinebra). 



Distribution. — Cape Lookout, N. C, to West Florida and 

 Yucatan. 22-37 ^^s. 



intermedia C. B. Adams, Contr. Conch., p. 60, 1850, {sls Murex); 

 Dall, Bull, 37, U. S. N. M., p. 120, '89, (as Ocinebra) ■,V>a.\\, 

 and Simpsou, Bull, U. S. Fish Com., i, p, 408, 1901. 



Distribution. — Key West to St Thomas and Texas region of 

 the Gulf. Variety alta Dall, Caloosahatchie Pliocene. 



Genus UROSALPSNX Stimpson 



cinereus Say, Jour. A. N. S. Pliila., 2, p. 236, 1822, (as Fus2is); 

 Amer. Conch., 3, pi. 29, 1831; Gould, Inv. Mass., p. 370, f. 

 637, {2iS, Buccimtm); Tryon, Man., 2, p. '152, pi. 39, f. 3, '80; 

 Dall, Pr. U. S. N. M., 6, p. 326, 1883; Bull. 37, U. S. N. 

 M., p. 120, pi. 50, f. 6, '89; Johnson, Dec. Pa. Bost. Soc. N. 

 H., p. 132, 1915; Dall, Bull. 112, U. S.N. M., p. 109, 1921. 



Distribution. — Nova Scotia to Florida. Gulf coast. Cedar 

 Keys (Dall); Pleistocene, Lake Borgne borings, La., (Hil- 

 gard). Also on the Calif ornian coast (introduced with 

 oysters) . 



perrugatus Conrad, Amer. Jour. Sci., p. 397, 1846, (asFiisus); 

 Dall, Bull. M. C. Z., 18, p. 214, '89; Bull. 37, p. 120, '89; 

 Vaughan, 2d Ann. Rept. Fla. G. S., p. 148. 1909. 



Distribution. — -West Florida from Cedar Keys to Key West. 

 Type locality, Manatee River, West Fla. Pleistocene, 

 North Creek and Orient, West Fla. 



tampaensls Conrad, Pr. A.N.S. Phila., 3, p. 25, 1846, (asMicrex); 

 Dall, Bull. M. C. Z., 18, p. 214, '89; Bull. 37, U. S. N. M., 

 p. 112, '89. 



