The Collaborative International Dictionary
Eudipleura
Eudipleura \Eu`di*pleu"ra\, n. pl. [NL., fr. Gr. e'y^ well + ?
double + ? rib,?, pl.,side.] (Biol.)
The fundamental forms of organic life, that are composed of
two equal and symmetrical halves.
--Syd. Soc. Lex.