46 



MOLLUSCA OF THK GULF OF MEXICO 



l6 



'89; Pilsbry,Man. Conch., i ser. , 15, p. 156, pi. 19, f. 4-6, '93, 



Auriculina inscidpta Verrill; Proc. U. S. N, M., 3, p. 381, 

 1880. 



nitidus Verrill, Tr. Conn. Acad., 5, p, 540, pi. 58, f. 21, 1882. 



Distribution. — West Atlantic, Martha's Vineyard, Mass. to 

 Florida. Also Mediterranean and Bay of Biscay. 92-1465 

 fms. Gulf of Mexico, Campeche Bank, at 200 fms. 

 Pliocene to Recent. 



pusillus Forbes, Rept. Brit. Assoc. Adv. Sci., p. 191, 1843, C^s 

 Tornatella)\ Jeffreys, Ann. & Mag. N. H.,4th ser., 6, p. 84, 

 5th ser. 10, p, 34; Watson, Chall. Rept. Gastr. p. 627; Dall, 

 Bull. 37, U. S. N. M., p. 84, 1889; Pilsbry, Man. Conch., 

 I ser., 15, p. 156, 1893. 

 An unfigured species. 



Distribution. — Mediterranean, Madeira; West Indies. 20- 

 450 fms. Gulf of Mexico, off Sand Key, West Florida, at 

 III fms. 



perforatus Dall, Ball. M. C. Z., 9, p. 96, 1881; 18, p. 42, pi. 18, 

 f. 3, 89; Bull. 37, U. S. N. M,, p. 84, pi. 18, f. 3, '89; 

 Pilsbr}^, Man. Conch., i ser., 15, p. 159, pi. 20, f. 36, 1893. 



Distribution. — Gulf of Mexico, 805 fms. 



incisus Dall, M. C. Z., 9, p. 95, 1881; 18, p. 42, pi. 17, f. i, i b, 

 '89; Bull. 37, U. S. N. M., p. 84, pi. 17, f. I, lb, '89; 

 Pilsbry, Man. Conch., i ser., 15, p. 161, '93. 



Distribution. — Yucatan Strait, off Cape San Antonio, 640 

 fms. Also off Fernandina, N. E. Fla., 294 fms. 



delicatus Dall. Bull. M. C. Z., 18, p. 41, pi. 17, f. 5, 1889: Proc. 

 U. S. N. M., 12, p. 296, '89; Bull. 37, U. S. N. M., p. 84, 

 pi. 17, f. 5, '89: Pilsbry, Man. Conch., ser. i, 15, p. 162, pi. 

 20, f. 35, '93- 



Distribution. — Gulf of Mexico, West Florida, region. Also 

 Barbabos 73-400 fms. 



