...the extremities of its antennas alone projecting above the surface. These organs," adds Mr. Couch, " are of some use beyond their common office of feelers ; perhaps, as in some other crustaceans, they assist in the process of excavation ; and, when soiled by labour, I have seen...

...habit of burrowing in the sand, leaving its antennae alone projecting above the surface;" adding that " these organs are of some use beyond their common office of feelers; perhaps, as in some other crustaceans, they assist in the process of excavation." Mr. Gosse describes the outer antennae,...

...length of the antennae are remarked on by Mr. Couch, in his Cornish Fauna. " These organs," he says, " are of some use beyond their common office of feelers ; perhaps, as in some other Crustaceans, they assist in the process of excavation ; and, when soiled by labour, I have seen...

...length of the antenna? is remarked on by Mr. Couch, in his Cornish Fauna. " These organs," he says, " are of some use beyond their common office of feelers; perhaps, as in some other Crustaceans, they assist in the process of excavation; and, when soiled by labour, I have seen...

...on sandy shores at low water, "where it burrows in the sand, leaving the extremities of the antennae alone projecting above the surface. These organs are...Crab effect their cleaning by alternately bending the joints of these stalks, which stand conveniently angular for this purpose. Each of the long antennae...