360 A. E. Verrill—Distribution of Marine Animals 
Hole, the southern purple sea-urchin (Echinocidaris punctulata), 
the orange star-fish (Cribrella sangwinolenta), the green star-fish, 
the coral (Astrangia Dane), and many other interesting species 
occurred. All the species referred to, excepting the widely 
_ diffused species of Cribrella and Amphipholis, are either charac- 
lometra quinquecirra were common, and both frequently 
gave shelter to several young “butter-fishes” (Poronotus a 
acanthus) of all sizes, from those just hatched up to two inches 
or more in length. In some cases twenty or more were foun 
together under one jelly-fish. They also occurred, in the even 
ing, under. Zygodactyla Greenlandica earlier in the season. The 
“ Portuguese-man-of-war ” (Physalia arethusa) was met with sev- 
eral times. Two Pteropods not before recorded from the Unt 
different from that of the sounds and bays, and closely resem 
bles that of Massachusetts Bay and the coast of Maine. The 
difference in the temperature of the water is also well-marked. 
The surface temperature, during the latter part of August, wer 
69° to 71° in Vineyard Sound. On Sept. 9th, in the mouth 
Vineyard Sound, west from Gay Head, the surface temperatule 
was 67° F., and the bottom, in 154 fathoms, was 63°; but pro 
_* This and Lytechinus vari. were found by the writer, Mr. 8. L Smith, 
pologny E. — at Great Wee 1 rbor, N. a last a but they are very 
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