apodeme | (n) ridge-like ingrowth of the exoskeleton of an arthropod that supports internal organs and provides attachment points for muscles |
Apodeme | n. [ Pref. apo- + Gr. &unr_; body. ] (Zool.) One of the processes of the shell which project inwards and unite with one another, in the thorax of many Crustacea. [ 1913 Webster ] |