48 (Bulletin of the (Natural History Society. 
123.— NUCTJLA PROXIMA.— Say. 
Grand Manan, four f., sand, Stimpson (B). Gould (E). 
Bay of Fundy, common, four to eighty, f., Ver- 
rill (F). 
124. — XU CULA TENUIS.— (Montagu), Turton. 
Grand Manan, four to forty f., mud, Stimpson (B). 
Eastport, Gould (E). Bay of Fundy, common, ten 
to one hundred f., Verrill (F). 
125. — Arca pectunculoides. 
Bay of Fundy, off Grand Manan, Verrill (G). 
126. — Arca pectukculoides.— Scacchi. 
Var. Frielei, (Jeffreys), Verrill. 
Bay of Fundy, one hundred and eight f., Verrill (N). 
127. — Arca glacialis. — Gray. 
Bay of Fundy, Verrill (K). 
128. — Cyclocardia Noya^gliae. — Morse. 
Bay of Fundy, not uncommon, three to forty f., Ver- 
rill (F). 
129. — CARDITA BOREALIS.— Conrad. 
Cyclocardia borealis. Conrad (F). 
Eastport, three f., mud, Stimpson (A). Gould (E). 
Grand Manan, common, Stimpson (B). Bay of 
Fundy, very common, three to eighty f., Verrill (F). 
Passamaquoddy Bay, Ganong (0). 
