113 



fortioribus; interstitiis lirularum hiic illuc ferrugineis 

 unde irregulariter maculata; colore nodorum minus rite 

 circumscripto. 



Long. 24:72^ lat. 11 mm. 



Cerithium uneinatum „Gm." Sow. Thes. p. 856. Nr. 

 27. f. 78—79. 



Cerithium uneinatum Sow. Reeve Ic. 1865. pl. 3. 

 f. 13. 



Cerithium Antillarum Dkr. in Coli. Riise. 

 Hab. Guadeloupe, Jamaica (Sow.), Cuba (Dkr.) 

 270. Cerithium atratum Born. 



Murex atratus Born Index p. 329. 



Murex atratus Born Testacea p. 324. t. XI. f. 17 

 —18. 



Murex atratus Schrot. Einl. 1. p. 60. Nr. 177. 



Murex atratus Gm. S. N. p. 3564. Nr. 156. 



Cerithium atratum Brug. Enc. p. 480. Nr. 12. („vix" 

 Desh.) 



Cerithium atratum Lam. VII. p. 76. Nr. 32. ed. 2. 

 IX. p. 303. 



Cerithium atratum Kien. Spec. gen. t. 20. f. 3. p. 

 33. Nr. 23. 



Cerithium atratum Wood Index t. 27. f. 151. 

 Hab. Guadeloupe (Badier) Brasilia (P. W. Lund, Kröyer.) 



Desterro (Dkr.), St. Thomas (Hornb., Riise), St. 

 Croix (Oersted). On rocks close to the shore between 

 the mark of high and low water; at other seasons on 

 blue Sandy mud 2 fathoms water. (Krebs, Cat. p. 47.) 



var. « tenuis. 



C. caudatum Sow. Thes. 1855. p. 3(56. f. 86. m. 8^ 



„T. C. atrato (Born e Sicilia) simiH, sed magis 

 acuta, apertura magis expansa, cauda elongatissima. 

 More sharply striated.*^ Sow. 



Hab. Guadeloupe (Sow.), St. Thomas (Riise spm. max. 

 41 mm.), Jamaica (Smiths. Instit.) 



Mttl. Bl. XXIII. 1876. 3 



