''Centromerus cornupalpis'' is a species of

sheetweb spider Stiphidiidae, also called sheetweb spiders, is a family of araneomorph spiders first described in 1917. Most species are medium size ('' Stiphidion facetum'' is about long) and speckled brown with long legs. All members of this family occur in ...

in the family

Linyphiidae Linyphiidae, spiders commonly known as sheet weavers (from the shape of their webs), or money spiders (in the United Kingdom, Ireland, Australia, New Zealand, and in Portugal, from the superstition that if such a spider is seen running on you, ...

. It is found in the USA and Canada. This species exhibits sexual dimorphism. Males are identifiable by the shape of the cymbium, radix, and possession of a long proximo-dorsal horn on the paracymbium. Females exhibit a narrow, smooth constricted scape that originates anteriorly to the postero-lateral corners of the epigynum.

References

Linyphiidae Articles created by Qbugbot Spiders described in 1875 {{linyphiidae-stub