GASTEROPODA. 



57 



pes-Carbonis, inhabit the coasts of the Atlantic and Medi- 

 terranean. The latter is now claimed as British, as it has 

 been recently taken off the coast of Zetland. 



Strutiiiolaria. Lam. — Shell oval ; spire elevated ; 

 mouth oval, truncated at the lower part; 

 right lip thickened, left also thickened, and 

 spread-out ; operculum claw-shaped and 

 horny. Animal, foot large, thick, with 

 a small operculum attached ; head large, 

 with a long cylindrical trunk; two long 

 pointed tentacles, with eyes on the lower 

 part. — 4 species*; also fossil. 



These shells are not common; they are 

 shaped somewhat like the Buccinum, but differ in having 

 a thickened lip in the adult. They come from New Hol- 

 land and New Zealand. The usual length of the shell is 

 about two inches, though a few specimens have been 

 found larger. The fossil specimens are also found in the 

 above-mentioned countries. 



Strutiiiolaria papu- 

 losa. 



Family 3. — CONE A. 



The animals have a small snout-like head ; small cylin- 

 drical tentacula, with the small eyes near the tips; the 

 tongue has on each side a row of straight prickles, each 

 provided with a channel ; foot long and narrow, with a 

 narrow operculum. The shell is inversely cone shaped: 

 the aperture notched at the lower part, and also near the 

 suture. Marine. 



Conus. Lin. — Shell, shaped like a cone, the spire 

 either flat, obtuse, refuse, or sharply pointed ; aperture 



:i Reeve's Iconica. 



