124 HELIX-CARACOLUS. 



H.jactata (Gundl. mss.) Pfr. Malak. Bl. v, p. 175, 1858 ; Monogr, 

 v, p. 309 ; Novit. Conch, iii, p. 391, t. 90, f. 9-11. 

 ( Var. rostrata Pfr.) 



H. rostrata PFR. Zeitschr. f. Mai. 1847, p. 12 ; Conchyl. Cab. p. 

 117, t. 86, f. 3-5 ; Monogr. i, p. 22. H. marginata var. FER., Hist., 

 t. 63, f. 9, 10. H. sagemon var. REEVE, Conch. Icon. f. 203 b. 

 H. pazensis POEY, Memorias, i, p. 410, t. 33, f. 2, 3. PFR. Monogr. 

 iv, p. 238 ; Novit. Conch, iii, p. 393, t. 91, f. 5, 6 ; t. 92, f. 1, 2. 



( Var. marginelloides d Orb.) 



H. marginelloides ORB. Moll. Cuba, i, p. 154, t. 9, f. 14-1 6. POEY, 

 Memorias i, p. 409. PFR. Monogr. iv, p. 237 ; Novit. Conch, iii, p.. 

 394, t. 91, f. 7-12H.transitoria Pfr. Monogr. iv, p. 301 ; Malak. 

 Bl. 1855, p. 99. 



( Var. bornii Pfr.) 



H. bornii "Chemnitz" PFR. Monographia i, p. 191 (excluding 

 synonymy!) ; H. marginella PFR. Monogr. iv, p. 301 ; v, p. 401. 

 BLAND, Ann. Lye. N. H. of N. Y., xi, p. 80. (not marginella Grael. 



See above.) 



( Var. bizonalis Desk.) 



H. bizonalis DESK, in Fer. Hist. p. 68. PFR. Monogr. iii, p. 241 ; 

 Conchyl. Cab. p. 401, t. 145, f. 10, 11. BLAND, Ann. Lye. N. H. 

 of N. Y. xi, p. 81, (1874). H. marginata var. FER. Hist., t. 63,. 

 f. 11,12. 



( Var. gaskoini Pfr.) 



H. gaskoini PFR. P. Z. S. 1851, p. 260 ; Monogr. iv, p. 263. 

 REEVE, Conch. Icon. f. 286. BLAND, Ann. Lye. N. H. of N. Y., 



xi, p. 80. (T874.) 



Var. MARGINELLA Gmel. (Typical). PI. 55, figs. 1-3. 



Imperforate or nearly covered perforate; moderately conoidal ; 

 last whorl acutely carinated, more or less gibbous and deflexed at. 

 the aperture ; color usually yellowish with a broad zone on each side 

 of the periphery, often divided into two by a peripheral light line or 

 a peripheral light zone, the carina light or edged with brown. 

 Aperture moderately angular at position of periphery ; lip white or 

 nearly so. Alt. 18, diam. 35 mill. 



Eastern Cuba* 



This is not the H. marginella of Pfr. It is H. sagemon of Beck 

 and authors, and H. arangiana Poey, Pfr. and others. 



