Mar, 20, 1873] NATURE 387 
through which the dredge rope passes. This arrange- 
ment appears to answer better than the old one of dredg- 
ing from a derrick. 
For the first two or three hauls in very deep water off 
the coast of Portugal, the dredge came up filled with the 
and the civilians have to heartily thank the naval men 
for the frank courtesy with which they have received 
them into their fellowship. 
Dredging and sounding are carried on from the main- 
yard, Astrong pennant is attached by a hook to the ¢ 
cap, and then bya tackle to the end of this yard. A | usual “ Atlantic ooze,” tenacious and uniform throughout, 
compound arrangement of fifty-five of “ Hodges’ accumu- | and the work of hours in sifting gave the very smallest 
Jators” is hung to the pennant, and beneath it a block | possible result. Wewere extremely anxious to get some 
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NARESIA CYATHUS 
| the larger invertebrata, several fishes. Two of these 
larly of the distribution of the higher groups ; and after | belonged to the genus M/acrourus, and another of large 
various suggestions for modifications of the dredge it was | size was unknown to us, approaching in many respects 
proposed to try the ordinary trawl. We had a compact | the genus MZwgi/. All the fishes were in a peculiar con- 
trawl with a 15 ft. beam on board, and we sent it down | dition from the expansion of the air contained in their 
off Cape St. Vincent at a depth of 600 fathoms. The ex- | bodies. On their relief from the extreme pressure, their 
eyes especially had a singular appearance, protruding like 
periment looked hazardous, but to our great satisfaction s 
this trawl came up all right, and contained, with many of | great globes from their heads, 
idea of the general character of the fauna, and particu- 
