lOO MOLLUvSCA OF THE GULF OF MEXICO 70 



122, '89; {2iS Purpura); Dall, Pr. U. S. N. M., 37, p. 221, 

 1910. 



Distribution. — East and West Florida to Texas, the An- 

 tilles and Brazil. Also Pacific, Gulf of California to Pana- 

 ma and Peru. 



haemastoma Linnaeus Syst. Nat., ed. XII, p. 1202; Reeve, 

 Conch. Icon., 3, f. 21, 1846; Tryon, Man., 2, p. 167, pi. 49, 

 f. 80, 83, 1880; Dall, Bull. 37, U. S. N. M., p. 122, pi. 34, 

 f. 3, 4, pi. 46, ia-2b, '89; Singley 4th Ann. Rept, Tex. G. 

 S., p. 336, '92; Vanatta, Pr. A. N. S. Phila., 55, p. 758, 

 1903. (All as Pitrpura). 



Distribution. — Cape Hatteras to Trinidad Isl. Gulf coast 

 Cedar Keys and Ft. Barranca, Fla.; Horn Isl., Miss.; Point 

 au Fer, La.; Galveston, Corpus Christi, Tex. Pleistocene, 

 Grand Chenier, La., New Orleans pumping station No. 7, 

 Knapp's No. 3 well, Terrebonne Parish, at 1400- 1440 feet. 



haemastoma var. fioridana Conrad, Jour. A. N. S. Phila., 7, p. 

 265, pi. 20, f. 21, 1837; Tryon, Man., 2, p. 167, pi. 49, f. 

 85, pi. 50, f. 86; Dall and Simpson, Bull. U. S. Fish Com., 

 I, p. 411, 1901. (All as Purpttra). 



Distribution. — Florida to the Antilles, Gulf coast, West Fla., 

 Cameron, Chandeleurs, La.; Matagorda Bay, Tex. Pleisto- 

 cene of Grand Chenier, La., (very abundant and showing 

 the same mutations as the living shells) . 



deltoidea Lamarck, Anim. s. Vert., 7, p. 247, 1822; Reeve, Conch. 

 Icon., 3, pi. 4, f. 18, 1846; Kuster, Conch. Cab., pi. 32, f. 

 2; Tryon, Man., 2, p. 163, pi. 47, f. 55, 1880; Dall, Bull. 

 37, U. S. N. M., p. 122, '89; Dall and Simpson, Bull. U. 

 S, Fish Com., i, p. 411, 1901. (All as Purpura). 



Distribution. — Florida to St. Vincent, W. I., Gulf coast. 

 West Fla. and Tex. 



