Grylloblattida

Grylloblattida

 

an order of insects with incomplete metamorphosis, combining features of the Dictyoptera and the Orthoptera. The body is wingless and elongated (13–22 mm), the eyes are either underdeveloped or lacking, and the mouthparts are of the gnawing type. The insects have walking legs with pentamerous tarsi and an abdomen with long, jointed cerci. The female has an ovipositor. Grylloblattida is an ancient remnant group with three genera including 11 species. It is found in Japan, North America, and in the Primor’e region of the USSR. These insects live in damp, shady places and are omnivorous. There are two species in the USSR (of the genera Grylloblattina and Galloisiana).

REFERENCE

Bei-Bienko,G. la.Obshchaia entomologiia, 2nd ed. Moscow, 1971.