Summary ²

The Archaeognatha are an order of wingless insects, also known as jumping bristletails. They are among the least evolutionarily changed insects, appearing in the Middle Devonian period along with the arachnids. They are known from both body and trace fossils (the latter including body imprints and trackways) throughout the remainder of the Paleozoic Era. The name Archaeognatha is derived from Greek, archaeos meaning "ancient" and gnatha meaning "jaw". This refers to the articulation of the mandibles,...

Sources and Credits

1. (c) Even Dankowicz, all rights reserved, uploaded by Even Dankowicz
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Archaeognatha

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• iNat taxon page
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