———— a 
TRANS: CONN. ACAD, VOL. VI. 
SESS 5. Ok: 
eT it hd SKATE WE BR 
AQ 
PLATE XXVIII: 
(| \ ae SX \ 
NY \ ~ 
yy ws —> ) an tt ih 
hy 
~ vist i 
Me yy, 
WD 
My 
J. H. Emerton, from Nature. Photo. Lith. by L S. Punderson, New Haven, Conn 
NEW ENGLAND MOLLUSCA. 
