



. something of its “act We ther efore purpose giving a 
count of the natural history of the lobster, trusting to find the ee 
“a the French Government at Concarneau, and follo wed o 
ntry. 
~ The lobster (Astacus marinus Fabr.*) belongs to the tribe of Decapods, 
‘ind, according to La Blanchére, is easily recognized by its shell, which is 
ofa brown, green, and blue shade, intermingled with red lines. The body 
‘terminates at at the head with a tridented beak; with a double row of teeth 
to and are covered with red rings. The eyes are small and round, 
t the plastrum, or shell immediately over the stomach, in such a 
g 9 ich is to be found the openings of 
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And attaches’ them all to the small feet under the tail, where they 
be on shelter from all harm, until they are sufficiently ripe for 
“In oer to forward and force the regular incubation of the ova, the 
e the power to give them more or less light, as they consider 
site, by closing or opening the folds of the tail. Sometimes the eggs 
kept quite covere d, and at other times they give them a kind of wash- 
Y moving the flanges of the tail in a peculiar manner. The incuba- 
~- 
* Our species is the Homarus Americanus. 
