Mecynoptera Schaus, 1913 is a synonym of either of two genera of moths in the family Erebidae and subfamily Calpinae:
Radara Walker, 1862 Cecharismena Möschler, 1890
Mecynoptera (insect) Handlirsch 1904 is also a genus of fossil insects in the order Palaeodictyoptera
Mecynoptera (superorder) Wang 2013 is also a proposed clade uniting the order Phasmatodea, Embioptera, and Notoptera in Polyneoptera