58 I\IOLLUSCA OF THE GULF OF MEXICO 28 



Genus SIPHONARiA Sov.-erby 



alternata Say, Jour. A. N, S. Phila., 5, p. 215, '26, {2^ Patella); 

 Binney, Land & F. W. Sh., 2, p. 153, f. 254, '65; Dall, Pr. 

 U. S. N. M., S, p. 287, '85; Bull. 37, U. S. N. M,, p. 92, 

 1889. 



Distribution. — The variet}' brunnea Hanley (Pr. Z. S., pp. 

 21, 1 5 1, '58) is found at Sarasota Bay. West Fla., and Bermuda. 



lineolata d'Orbigny, Moll. Cuba, i. pi. 17, f. 13-15; Dall, Bull. 

 37, U. S. N. M., p. 92, '89. 



Distribution. — Fernandina, Fla., to Brazil and Texas region 

 of the Gulf of Mexico. 



Genns WILL I AM I A Monterosato 



krebsi Moerch, Dall, Bull. 37, U. S. N. M., p. 92. '89. 



Distribution. — West Florida to Barbados. 



Fenus VEROMCELLA Biainville 



floridana Binney, Terr. Moll. U. S., 2, pi. 67, f. 17, '51; Dall, 

 Bull. 37, U. S. N. M., p. 90, 1889. 



Distribution. — Charlotte Harbor, West Florida to Florida 



Keys. 



Note. — Since Biainville erroneous!}' attributed a shell to this 



slug-like genus, Ferussac's later name Vagimda is often 



used; but Veivnicella has priority. 



ORDER CTENOBRANCHIATA 



Genus TEREBRA Bruguiere 



cinerea Born, Test. Mus. Vind., p. 267, pi. 10, f. 11, 12, 1780; 



Tryon, Man., 7, p. 31, pi. 9, f. 67, 1885; Dall, Bull. M. C. 



Z., 18, p. 63, '89; Singley, 4th Ann. Rept. Tex., p. 332, 



'92; Dall & Simpson, Bull. U. S. Fish Com., i. p, 382, 



1901. 



sallcana Deshaj'es, jajnaicensis C. B. Adams. 



