34 . Catalof/Ke of Museums. 



169 — Acmoea testiidinalis. Limpt-t. S. I. 



Eastport, Maine, shore. 



170 — Melampus lineatus. Salt Marsh Snail. S. I. 



Newport, R. 1., shore. 



171^ — Pleurobranchia tarda. S.I. 



Off Martha's Vineyard, Mass.; 100 to 124 fathoms. 



CLASS — CEPHALOPODA. 



17-2 — Nautilus pompilius. Pearly Nautilus. Shell. 



I 73 — Argonauta argo. Paper nautilus. Shell. 



Messina, Sicily. 



174 — Spirula peronii. Internal shell. 



San Domingo, West Indies. 



175 — Octopus vulgaris. Octopus (cattle-fish). In alcohol. 



Gulf of Mexico. 



176 — Loligo Pealei. Squid. S. I. 



Southern coast of New England. 



177 — Loligo Pealei. Squid. Eggs. S. I. 



Southern coast of New England. 



SUB-KINCDOM-ARTHROPODA. 



Class— Crustacea. 



ORDER CIRRIPEDIA. 



178 — Coronula bal^naris. Animal in alcohol. 



Tonga Isles. 



179 — Coronula balaenaris, in whale's skin. 



180 — Coronula baljenaris. Shell, 



Tonga Isles. 



