238 LIVERPOOL MARINE BIOLOGY COMMITTEE REPORT. 



Mya binghami, Turton. 

 One alive in a crevice at the base of Alcyonium, from 

 fourteen fathoms, north of Puffin Island. 



Mya arenaria, L. 



Abundant in mud at Bagillt, and sometimes eaten. 

 Large specimens used to be obtained alive in the Mersey. 

 This species is now spreading and multiplying northwards 

 from Crosby, in muddy places. It is sold for food at 

 Crosby. 



Saxicava rugosa, L. 

 Same locality, and also common on Laminaria, off Port 

 St. Mary, Isle of Man. 



Pholas crisjKita, L. 

 In red sandstone rock, at Hilbre Island, up to about two 

 inches in length. 



SCAPHOPODA. 



Dentalium entale, L. 

 Alive, off south end of Isle of Man. Dead, trawled off 

 Red Wharf Bay, seven to eight fathoms. Not uncommon on 

 beach at Penmaenmawr and Southport. 



POLYPLACOPHORA. 



Chiton cancellatus, Sow. 

 Off south end of Isle of Man. 



Chiton alhus, L. 

 Off south end of Isle of Man. 



Chiton cinereus, L. 

 Off south end of Isle of Man. Also in Menai Straits and 

 at Penmaenmawr. Very common. 



Chiton Icevis, Mont. 

 Off south end of Isle of Man. Also in Menai Straits. 



