Attercopus is an extinct genus of arachnids, containing one species Attercopus fimbriunguis, known from flattened cuticle fossils from the Panther Mountain...

Uraraneida lack. Dunlop et al. (2015) accepted two species: Attercopus Selden & Shear, 1991 Attercopus fimbriunguis (Shear, Selden & Rolfe, 1987) – Devonian;...

Palaeotarbus jerami, from about 420 million years ago in the Silurian period. Attercopus fimbriunguis, from 386 million years ago in the Devonian period, bears...

spiders but unlike them, it has a long thin tail, similar to its relative Attercopus, it is known from the mostly complete holotype PIN 4909/12. It is about...

ago. At one stage, Attercopus was claimed as the oldest fossil spider which lived 380 million years ago during the Devonian. Attercopus was placed as the...

and segmented abdomen, as well as eight legs and a pair of pedipalps. Attercopus fimbriunguis, from 386 million years ago in the Devonian period, bears...

suggested the relationships shown in the cladogram below. (At the time, Attercopus was thought to be a spider; it is now considered to belong to a related...

for its fossil arthropods preserved as flattened cuticles, including Attercopus and Dracochela. Eye fragments of supposed archaeognathan affinities, and...

and segmented abdomen, as well as eight legs and a pair of pedipalps. Attercopus fimbriunguis, from 386 million years ago in the Devonian period, bears...

spiriferoides †Atops †Atrypa †Atrypa reticularis †Attercopus †Attercopus fimbriunguis †Attercopus fimbriungus †Aulatornoceras †Aulopora †Aulopora microbuccinata...