peltogaster

Updated: May 27, 2025

Young of Peltogaster socialis on the abdomen of a small Hermit Crab; in one of them the fasciculately ramified roots in the liver of the Crab are shown. Animal and roots deep yellow. Young Sacculina purpurea with its roots; the animal purple-red, the roots dark grass-green.

Fritz Muller - Facts and Arguments for Darwin