MoivIvUSCA OF THE GULF OF MEXICO 2 2 



SUCCinea Conrad, Pr. A. N. S. Phila., 3, p. 26, pi. i, f. 5, 1846, 

 (2iS Bulla); Ball, Pr, U. S. N. M., 6, p, .-^24, 1883; Bull. 

 37, U. S. N. M., p. 88, '89; Mitchell, List Tex. Sh.; 

 Pilsbry, Man, Conch., i ser., 15, p. 357, pi. 48, f. 18, 1893; 

 Dall and Simpson, Bull. U. S. Fish Com., i, p. 364, 1901. 



Distribution. — Indian River, K. Fla. , to Texas. West 

 Florida at Tampa (Conrad's type locality), and Cedar Keys; 

 Chandeleurs, La. 



antillarum d'Orbigny, Moll. Cuba i, p. 124, pi. 4^ f. 9-12; 

 Mcerch, Mai. Bl., 22, p. 175; Dall, Bull. 37, U. S. N. M., 

 p. 88, 1889; Pilsbry, Man. Conch., i ser., 15, p. 358, pi. 41, 

 f. 35, 36, 1893; Mitchell, List Texas Shells. 



ceri?ia Menke, Zeitschr. fur Mai,, p. 142, 1853. 



Distribution. — W. Florida to Porto Rico and St. Thomas. 

 Gulf coast at Tampa, Fla. , and Espiritu Santo Bay, Texas. 



antillarum var. guaclaiupensis Sowerby, Conch. Icon., f. 14, 1868; 

 Pilsbry, Man. Conch., i ser., 15, p. 358, pi. 41, f. 30-34, 

 1893. 



Distribution. — Guadeloupe, Cuba &c.. Gulf coast at White 

 Water Bay, West Florida. 



petiti d'Orbigny, Moll. Cuba i, p. 130, pi. 4, bis. f. 13-16, (as 

 Bulla); Dall, Bull. 37, U. S. N. M., p. 88, 1889: Pilsbry, 

 Man. Conch., i ser., 15, p. 359, pi. 41, f. 23, 24, 1893. 



Distribution. — St. Thomas, W. I. and Tampa, West Fla. 



virescens Sowerby, Genera, No. 39, f. 2; Dall, Tr. W. 1. S., 3, 

 p. 18, 1890; Pilsbry, Man. Conch., i ser., 15, p. 360, pi. 40, 

 f- 5, Pl- 43, f- 19, 1893- 



Distribution. — Recent on the Pacific coast, California to 

 Mexico. Pliocene, Caloosahatchie beds, Fla. Not in the 

 recent Atlantic fauna. 



Genus CYLINDROBULLA Fischer 



beaui Fischer, Jour, de Conch., p. 275, pl. 8, f. 8, 9, 1856; Dall, 



