40 MOLLUSCA OP THE GuLF OF MEXICO ID 



Genus CADULUS Philippi 



(PoSyschides) quadridentaiiss Dall, Bull. M. C. Z. 9, p. 36, 1881; 



18, p. 428, pi. 27, f. 5, 1889; Bull. 37, U. S. N. M., p. 76, 

 pi. 27, f. 5, 1889; Henderson, Bull, in, U. S. N. M., pp. 97- 

 100, pi. 17, f. 2, 3, 1920. 



incisus Bush, Tr. Conn. Acad., 6, p. 471, pi. 45, f. 20, 1885; 

 Dall, Bull. 37, U. S. N. M., p. 76, pi. 41, f. 20, 1889. 



Distribution. — Hatteras to Rio de la Plata, 3-52, fms. Gulf 

 of Mexico: West Florida, 10-25 fms.; Yucatan Banks 25 

 fms. 



(Poiyschides) caroiinensis Bush. In Verrill, Rept. Fish Com. (for 

 1883), p. 587, 1885; Tr. Conn. Acad., 6, p. 471, pi. 45, f- 



19, 1885; Dall, Bull. 37, U. S. N. M, p. 48 {pars), pi. 41, 

 f. 19, 1889; Pilsbrj^and Sharp, Tryon's Man. Conch., 17, p. 

 152, pi. 25, f. 64, pi. 30, f. 241-127, 1898; Henderson, Bull. 

 Ill, U. S. N. M., p. 102, pi. 17, f. 6, 7, 1920. 



Distribution. — Hatteras to Key West, 3-87 fms. Gulf of 

 Mexico, off Mobile, in 27 fms. 



(PSatyschides) pocylum Dall, Bull.,M. C. Z,, 18, p. 429, 1889; 

 Bull. 37, U. S. N. M., p. 76, 1889 ; Pilsbry and Sharp, 

 Tryon's Man. Conch., 17, p. 172, pi. 33, f. 56, 57, 1898 ; 

 Henderson, Bull, iii, U. S. N. M., p. 108, pi. 17, f. 8,1920. 



Distribution. — Type found off St. Vincent, W. I., 424 fms. 

 A!so dredged, 640 fms., Yucatan Banks. 



(Platyschides) parvus Henderson, Bull, iii, U. S.N. M., p. 113, 

 pi, 18, f. 2, 4, 1920. 

 amiantusV^Q}i\ Bull. 37, U, S. N. M., p. 78, 1889. Net Dall's 

 typical aniianhis. 



Distribution. — Off Barbados, 100 fms. (type) ; Yucatan 

 Banks, 1002 fms. 



(Platyschides) eSongatus Henderson, Bull, iii, U. S. N. M., p. 

 122, pi. 19, f. 15, 1920. 



