''Permothrips'' is an extinct genus of

thrips Thrips ( order Thysanoptera) are minute (mostly long or less), slender insects with fringed wings and unique asymmetrical mouthparts. Different thrips species feed mostly on plants by puncturing and sucking up the contents, although a few are ...

from the

Archescytinidae Archescytinidae is an extinct family of fungus-feeding thrips belonging to the order Thysanoptera that was first defined by Robert John Tillyard in 1926.Robert John Tillyard, Tillyard, R. J. (1926). ''Kansas Permian Insects, Part 9: The Order Hemi ...

family that is notable for being one of the oldest records of thrips to date. The type species (''P. longipennis'') was described by A. V. Martynov in 1935 on the basis of PIN 2506/4, a single

exoskeleton An exoskeleton (from Greek ''éxō'' "outer" and ''skeletós'' "skeleton") is an external skeleton that supports and protects an animal's body, in contrast to an internal skeleton (endoskeleton) in for example, a human. In usage, some of the ...

found in Sedy,

Russia Russia (, , ), or the Russian Federation, is a List of transcontinental countries, transcontinental country spanning Eastern Europe and North Asia, Northern Asia. It is the List of countries and dependencies by area, largest country in the ...

.A. V. Martynov. (1935). A find of Thysanoptera in the Permian deposits. ''Comptes Rendus (Doklady) de l'Académie des Sciences de l'URSS'' 3(7):333-336 It was probably a fungus feeding ancestor of the

Mesozoic The Mesozoic Era ( ), also called the Age of Reptiles, the Age of Conifers, and colloquially as the Age of the Dinosaurs is the second-to-last era of Earth's geological history, lasting from about , comprising the Triassic, Jurassic and Cretaceo ...

thrips.

References

Prehistoric insect genera Thrips Fossil taxa described in 1935 {{Thrips-stub