Amaurobiidae
Guides
Amaurobius borealis
hacklemesh weaver
Amaurobius borealis is a species of hacklemesh weaver spider in the family Amaurobiidae. It occurs across northern North America, with records from the United States and Canada. The species was described by Emerton in 1909. Like other members of its genus, it constructs tangled, irregular webs.
Callobius nomeus
hacklemesh weaver
Callobius nomeus is a species of hacklemesh weaver spider in the family Amaurobiidae. It occurs in the United States and Canada, where it has been observed in association with tree bark. As a member of Amaurobiidae, it likely constructs tangled, mesh-like webs typical of the family. The species was first described by Chamberlin in 1919.
Callobius pictus
Callobius pictus is a hacklemesh weaver spider in the family Amaurobiidae. It occurs in the United States and Canada. As a member of the genus Callobius, it belongs to a group of spiders known for constructing tangled, mesh-like webs.
Cybaeopsis euopla
hacklemesh weaver
Cybaeopsis euopla is a species of hacklemesh weaver spider in the family Amaurobiidae. It was originally described as Callioplus euoplus by Bishop and Crosby in 1935. The species is documented from western and central Canada and the United States. Like other Amaurobiidae, it is presumed to construct irregular, tangled webs.
Cybaeopsis wabritaska
hacklemesh weaver
Cybaeopsis wabritaska is a species of hacklemesh weaver spider in the family Amaurobiidae. It was originally described as Callioplus wabritaskus by Leech in 1972 before being transferred to the genus Cybaeopsis. The species is known from western Canada and potentially adjacent areas of the United States. Records remain sparse, with limited observational data available.
Pimus
tangled nest spiders
Pimus is a genus of spiders in the family Amaurobiidae, commonly referred to as tangled nest spiders. The genus was established by R. V. Chamberlin in 1947 and is restricted to North America. All ten described species occur exclusively in the United States. These spiders construct irregular, tangled webs and are part of the diverse Amaurobiidae family, which is characterized by this web-building behavior.