CERION, GROUP XI. 2.03 



Form elongatum (Maynard). PI. 39, figs. 4, 5. 



Somevvliat more tapering above, with slightly more numerous rib- 

 lets, 33 on the last whorl ; parietal tooth very large, prominent and 

 double. Length of type 33^, diam. 12J mill. Varies from 36^x13 

 to 30fxll mill. Dead specimens only were found on a little key 

 about a mile north of IT Key, at Allen's Harbor. 



C. GLANS (Krister). Plates 40, 41, 42, 43. 



Shell cylindric or long ovate, white, blue-white or cream-white, 

 uniform or mottled or striped with brown, ochre or purple-brown ; 

 often dull and lustreless; ribbed more or less strongly, usually with 

 20 to 30 ribs on the penultimate whorl. Aperture irregularly ovate, 

 brown or ochraceous within, the lip expanded or reflexed, usually 

 thickened; parietal callus generally thick, often raised, forming a 

 straight ridge or ledge. 



Bahamas : New Providence and Andros with the immediately adja- 

 cent keys and islets ; Gun Cay. 



Pupa glans KOSTER, Conchyl. Cab., p. 74, pi. 11, f. 1, 2 (1848 or 

 earlier) PFR., Monogr., ii, p. 316; viii, p. 355 SOWERBY, C. 

 Icon., pi. 1, f. 2a. 



Pupa varin BONNET, Revue et Magazin de Zoologie (Ser. 2), xvi, 



p. 71, pi. 6, f. 3, 36, 4 (1864). PFR., Monogr., vi, p. 291 C. 



glans varium Bonnet, PILS. AND VAN., Proc. A. N. S. P. 1896, p. 

 324 ?Pupa zebra Weinland, SOWERBY, Conch. Icon., xix, pi. 2, 

 f. 12a, 126 (May, 1875) Strophia cnrtissfi MAYNARD, Contribu- 

 tions to Science, ii, No. 3, p. 107, f. 33 (December, 1894) S. cur- 



tissi nivea MAYNARD, t. c., p. 112, f. 34^ (on p. 117). Strophia 

 thorndikei MAYNARD, t. c., p. 116, f. 34.Z?,(?,Z). Strophia cinerea 

 MAYNARD, t. c., p. 119, f. 35 Strophia cinerea robusta MAYNARD, 

 t. c., p. 121, f. 36. Strophia cinerea tracta MAYNARD, t. c., p. 123, f. 

 37 A Strophia cinerea mutata MAYNARD, t. c., p. 125, f. 377?. 

 Strophia albea MAYNARD, t. c., p. 128, f. 38. 



Strophia r.oryi MAYN., t. c., p. 129, f. 30. S. negtecta MAYN., 

 t. c., p. 150, f. 47. neglecta agctva MAYN., t. c., p. 152, f. 48 

 S. carlotta MAYN., t. c., no. 4, p. 154, f. 49 (Dec., 1894). 



S. glans Kuester, MAYNARD, t. c., p. 156, f. 50. S. glans grisca 



MAYN., t. c., p'. 159, f. 51. S. regula MAYN., t. c., p. 161, f. 52 



>*.' b'marghtata MAYN., t. c., p. 164, f. 53. . b. cera MAYN., t. r., 

 p. 1('8. f 54. S. piisbryi MAYN., t. <.. |. 170. f. nri.S. p. *v<>lra 



