MOLLUSC A 195 



Mangelia plicosa C. B. Adams 



Bailee similar to that of the above; not found 

 alive in New Jersey although present in the Pleisto- 

 cene (interg'lacial) deposits at Two Mile Beach and 

 Peermont. 



Acteocina canaliculata Say 

 (Tornatina canaliculata Say) 



Fig. 28 J 



A small (% inch) white shell occasionally 

 found on sea weed or dredged in shallow water be- 

 tween Prince Edward Island and Florida. 



Melampus lineatus Say (Salt Marsh Snail; 



(M. bidentatus Montagu) Coffee Snail) 



PLATE XVIII. Fig. 7 



A small brown pulmonate (air breathing) snail 

 that is always found near salt water; almost always 

 found above high tide line; since, contrary to most 

 marine snails, it is air breathing, it seldom is found 

 in the water, although it has been found on some 

 mussels (Mytilus edulis) submerged between the 

 tides. 



CEPHALOPODA 



The name Cephalopoda means head-footed and 

 was applied to this group of mollusks, because the 



