• Webster's Revised Unabridged Dictionary
    • n. pl Pseudoneuroptera (Zoöl) division of insects Zoöl reticulated wings, as in the Neuroptera, but having an active pupa state. It includes the dragon flies, May flies, white ants, etc. By some zoölogists they are classed with the Orthoptera; by others, with the Neuroptera.
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Century Dictionary and Cyclopedia
    • pseudoneuroptera An order of Insecta, proposed by Erichson in 1840 to contain those neuropterous insects which have the metamorphosis incomplete, four membranous wings usually many-veined, and mandibulate mouth-parts (except in one family, Ephemeridæ). The order thus defined has been divided into three suborders: Platyptera, including the Perlidæ, Psocidæ, Embiidæ, and Termitidæ;
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Webster's Revised Unabridged Dictionary
NL. See Pseudo-, and Neuroptera