''Dasyleptus'' is an extinct genus of wingless insects in the order

Archaeognatha The Archaeognatha are an order of apterygotes, known by various common names such as jumping bristletails. Among extant insect taxa they are some of the most evolutionarily primitive; they appeared in the Middle Devonian period at about the sa ...

, and the only member of the family Dasyleptidae. They resembled their modern relatives and had a single lengthy filament projecting from the end of the

abdomen The abdomen (colloquially called the gut, belly, tummy, midriff, tucky, or stomach) is the front part of the torso between the thorax (chest) and pelvis in humans and in other vertebrates. The area occupied by the abdomen is called the abdominal ...

. They also had a pair of leg-like cerci and some non-ambulatory abdominal appendages. The largest specimens reached or more, not counting the length of the filament. ''Dasyleptus'' was formerly placed in its own extinct order, Monura, but this is now treated as a suborder of Archaeognatha.

Species

The genus includes the following species: * ''Dasyleptus artinskianus'' – Early Permian ( Artinskian), Wellington Formation, Kansas, United States * ''Dasyleptus brongniarti'' – Middle Permian ( Roadian), Mitina Formation,

Kuznetsk Basin The Kuznetsk Basin (, Кузбасс; often abbreviated as Kuzbass or Kuzbas) in southwestern Siberia, Russia, is one of the largest coal mining areas in Russia, covering an area of around . It lies in the Kuznetsk Depression between Tomsk and ...

, Russia * ''Dasyleptus lucasi'' (type species) – Late Carboniferous ( Gzhelian), Commentry Shales, France * ''Dasyleptus noli'' – Late Carboniferous (Gzhelian), Commentry Shales, France * ''Dasyleptus rowlandi'' – Early Permian ( Asselian), Bursum Formation, New Mexico, United States * ''Dasyleptus sharovi'' – Early Permian (Artinskian), Wellington Formation, United States * ''Dasyleptus sinensis'' – Late Permian/Early Triassic, Kayitou Formation, China * ''Dasyleptus triassicus'' – Middle Triassic ( Ladinian), Meride Limestone,

Monte San Giorgio Monte San Giorgio is a Swiss mountain and UNESCO World Heritage Site near the border between Switzerland and Italy. It is part of the Lugano Prealps, overlooking Lake Lugano in the Swiss Canton of Ticino. Monte San Giorgio is a wooded mountai ...

, Switzerland

References

{{Taxonbar, from1=Q21218728, from2=Q21349231, from3=Q145923 Archaeognatha Carboniferous insects Pennsylvanian insects Permian insects Triassic insects Paleozoic insects of North America Carboniferous animals of North America Permian animals of North America Pennsylvanian first appearances

Species

See also

References