ANTALIS, 



457 



quinquangulare, Forbes. 

 rectum, Linn. 

 rubescens, Desk. 

 striatulum, Gmel. 



sulcatum, Lam. 

 translucidum, Desk 

 variabile, Desk. 

 vulgare. Da Costa. 



Genus AISTTALIS, Aldrovandiis. 



Shell symmetrical, tubular, sub-cylindrical, recurved ; 

 apex perforated, perforation with a notch-like fissure on 

 the dorsal or posterior margin ; aperture circular, entire. 



S^n. Antalium, Auct. Entale, Toiirnef. Entalites, 

 Auct. Entalium, Defr. Entalis, G. B. Sow., jun. 



Ex. A. seraistriolata, Guilding, pi. 52, fig. 2. Shell, 

 A. entalis, Linmeus, fig. 2, a. 



In this genus the faecal foramen in the apex of the shell 

 is fissured on the hinder margin, and the surface of the 

 shell is smooth or longitudinally striated. The species 

 often range from 10 to 100 fathoms, and are found in the 

 East and West Indies, the Mediterranean, and on the 

 shores of Britain and Norway. 



Species of Antalis. 



Delessertiaiia, Chenii. 

 diffusa, Chenu. 

 eburnea, Linn. 

 entalis, Linn. 

 fissura, Lam. 

 incisa, Chenu. 

 inversa, Desh. 

 Lamarckii, Chenu. 



nebulosa, Desh. 

 occidentalis, Stimp. 

 Philippii, Chenu. 

 secta, Desh. 

 semistriolata, Guild. 

 Sowerbyi, Chenu. 

 striata. Lam. 

 striolata, Stimp. 



VOL. I. 



3 N 



