gecarcinus

Updated: May 5, 2025

When there are marine allies without, or with only a slight metamorphosis, like the Lobster as the cousin of the Cray-fish, we may take up the former supposition; when allies with a metamorphosis still live upon the land or in fresh water, as in the case of Gecarcinus, we may adopt the latter.

Fritz Muller - Facts and Arguments for Darwin

The female has very small claws, but the male has always one very large pink claw, which is sometimes the right and sometimes the left. A large brownish Gecarcinus lives entirely on the land, in holes of his own making; his gills accordingly are not open combs, but consist of rows of bags closely pressed together, and somewhat resembling bladders.

Otto von Kotzebue - A New Voyage Round the World, in the years 1823, 24, 25, and 26, Vol. 2