ri5 Bulletin 3S 14S 



Genus CRUCIBULUM Schumacher 



auricufa Gmelin, Sj'st. Nat., p. 3694, 1780, (as Patella); Dil- 

 Iwyn'sCat., 2, p. 1017, 1817; Dall, Bull. M. C. Z., 18, p. 

 284, '89: Bull. 37, U. S. N. M., p. 152, '89. 



planatum Schumacher, Essai, p. 182,1817. 



sciitellatum v^lX . auriculatuvt (Chemn.) Tryon, Man., 8, p. 118, 

 pi. 32, f. 34, 35, 1886. 



Distribution. — Cedar Keys, West Fla., and Texas, south to 

 Barbados and Northern Brazil, 25-11 1 fms. Pliocene, Caloosa- 

 hatchie beds. West Fla. The analogous Pacific species i.s 

 C. spinosiim. 



striatum Say, Jour. A. N. S, Phila., 5, p. 216, 1826; (as 

 Calyptraea); Tryon, Man., 8, p. 118, pi. 33, f. 44, 45, '86; 

 Dall, Bnll. M. C. Z., 18, p. 2S4, '89; Johnson, Occ. Pa. 

 Bost. Soc, N. H., 7, p. 109, 1915. 



Distribution. — Nova Scotia to Florida. Cited by Dr. Dall 

 from the Gulf of Mexico at Vera Cruz. 



Genus CALYPTRAEA Lamarck 



candeana d'Orbigny, Moll. Cuba, 2, p. 190, pi. 24, f. 28, 29, 



1842, (as hifundibulurn) \ Dall, Pr. U. S. N. M., 6, p. 335, 



'83, (as Galcncs); Tryon, Man., 8, p. 121, pi. 34, f. 76, 



77, 1886; Dall, Bull, 37, U. S. N. M., p. 152, '89. 



parvulus Dunker, 1875. 



Distribution. — Hatteras to Brazil. 6-52 fms. Gulf of Mex- 

 ico, Cedar Keys, West Florida, and Yucatan Strait, 640 

 fms., dead shell. 



Genus XENOPHORA Fischer de Waldhejm 



conchyliophora Born, Tndex Mus. Cses., p. 333, '1778,' (as Troclms) ; 

 Tryon, Man., 8, p. 161, pi. 46, f. 89, '86; Dall. Bull. 37, 

 U. S. N. M., p. 154, '89; Tr. W. I. S., 3, pp. 360-362, pi. 

 4, f. 10, loa, '92; Bull. 90, U. S. N. M., p. 105, pi. 15, f. i, 



