374. A. &. Verrilli—Post-pliocene fossils of Sankoty Head. 
Chidiophora trilineata Carpenter. One valve 
Florida to Gulf of St. Lawrence; low-water ‘to 80 se 
Muacoma fragilis Adams, var. fusca (Say). A few valve 
Greenland to Georgia ; littoral to 6 fathoms. In Pie 
pliocene from S. Carolina to Greenland. 
Ceronia arctata Adams. Abundant and large. 
Gulf of St. Lawrence to Long Island. 
Mactra solidissima Chemnitz. Common, fragmentary. 
Florida to Labrador; low-water to 12 fathoms. Post. pliocene 
of wri Shirley, Mass. 
Cyclocardia borealis Conrad. Comm 
Labrador to New Jersey; 3 to 80 - fethsotik In the Post- 
pliocene of Gardiner’s L ; Point Shirley; Eten 
Cyclocardia Novanglicee Morse. A few v 
Gulf of St. Lawrence to Long age Sens 3 to 40 fathoms. 
Astarte undata Gould. One worn valve. 
— noe Sond to Nordiumbertaid Straits in Gulf of 
St. Lawrence; low-water to 100 fathoms. In the Post-pliocene 
of Gardiner s Island and Point —— ey. 
Astarte castanea Say. Abundan 
New Jersey to Nova Scotia; 5 ie 40 fathoms. In the Post- 
pliocene at Point Shirley. 
Modiola modioius Turton. Many worn valves 
Circumpolar; Greenland to New Jersey; low-water to 80 
fathoms. In - Post-pliocene of Point Shirley, Canada, and 
Anenia idea Gmelin. Comm 
— Ocean to Long Island Sounds low-water to 100 
fathom 
; BRY0zoA. 
Eschara verrucosa Esper. On shells of Ceronia. 
Arctic Ocean to Nantucket Shoals; 3 to 45 fathoms. Nort rth- 
ern Kurope. In the fossil examples the surface of the cells is 
covered with radiating ridges, often rising into an eminence in 
the middle, and is perforated with numerous pores in the 
shake Orifice somewhat See with a median avicu- 
eee spine. 
Crustacea AND EcHINODERMATA. 
Balanus porcatus. Very abundant and large, but broken. 
Arctic Ocean to Long Island Sound ; 2 to 90 fathoms. 
