Tags: Crustacean.
The Aegidae are a family of isopod crustaceans. The adults are temporary parasites of fish feeding on their hosts’ blood before dropping off to digest the meal. They differ from members of the family Cirolanidae in having only three pairs of hook-like pereiopods whereas in Cirolanidae all seven pairs of pereiopods are hooked. The family contains the following genera:Aega Leach 1815Aegapheles Bruce 2009Aegiochus Bovallius 1885Alitropus H.