Monomya

Mo·no'my·a Mon`o*my*a'ri*a noun plural [ New Latin , from Greek mo`nos single + ..., ..., muscle.] (Zoology) An order of lamellibranchs having but one muscle for closing the shell, as the oyster.
Found on http://www.encyclo.co.uk/webster/M/95

Monomya

• (n.pl.) Alt. of Monomyaria
Found on http://thinkexist.com/dictionary/meaning/monomya/
No exact match found