FASCIOLARIA. Panama Shells. 129 



Ficula ventricosa Chenu. 111. Conch, pi. 1. f. 1. pi. 2. f. 1. 1843. 



Pyrula Lam. An. sans Vert. III. Pt. 2. p. 686. No. 29. 



(Desh. ed. tert.) 1844. 



Ficula decussata Reeve Conch. Icon. pi. 1. f. 3. May, 1847. 



Station. None of our specimens were taken alive ; but it 

 is probable that the species inhabits sands below low water 

 mark. 



Habitat. Unknown ; Sowerby. 

 Panama ; Wood. 

 Shores of San Bias ; Kiener. 

 Seas of India and of China ; Deshayes. 

 Unknown ; Eeeve. 

 Mazatlan ; Melchers ! Menke. 

 San Bias, and Panama ; Jay. 

 Panama ; C. B. A. ! 

 AVe collected 8 specimens on the sand beach west of Panama. 



147. Fiisus bell u*. Nov. sp. 



Shell rather elongate and regularly fusiform ; white, with 

 some reddish brown spots in spiral series, mostly in three series, 

 one above and two next below the middle of the whorls : with, 

 on each whorl, about ten rather narrow prominent ribs, some of 

 which are varicoid, with spiral raised lines, with the intersec- 

 tions nodulous, and spiral striae : apex acute : spire conic : 

 whorls seven, very convex, with a moderately impressed suture : 

 aperture long ovate ; canal wide, moderately lengthened. 



Mean divergence about 50 ; length .44 inch ; breadth .21 

 inch ; length of spire .22 inch. 



Station. Unknown. 



Habitat. Panama ; C. B. A. ! 



One specimen only was obtained. 



148. Fasciolaria granosa. 



Synonymy. 

 Fasciolaria granosa Brod. in Proc. Zool. Soc. Lond. p. 32. Feb. 1832. 



