Araneae12 species

Family Cribellate Orb Weavers (Uloboridae)

Uloboridae is a family in the order Araneae. Browse 12 named species recorded in this family, or open an individual profile for its available identification and natural-history information.

Species in Uloboridae (12)

Gertsch's Triangleweaver

Hyptiotes gertschi

Identification: Adults can be distinguished from other species of Hyptiotes by specific features of the epigynum or palp. Given the known distribution of the four species in the genus, it might be reasonable to include geographic location as a diagn

Uloborus campestratus

Identification: Some specimens chalk white with distinct dark spots. Legs variable, dark bands usually confined to first and fourth legs, ends of sometimes dark. Tibial brushes variable, usually small.

Uloborus diversus

Identification: Voucher Specimens: Female common & dark forms Male Egg Sac First metatarsus with dark ring at apex; western United States and adjacent Mexico. (Muma & Gertsch, 1964)

Uloborus plumipes

Males 3 to 4 mm, females 4 to 6 mm. Densely hairy, legs brown, annulated with white-bluish. Tibia I female: with strikingly long, black plumose hairs. Opisthosoma light brown with darker median line, densely haired, dorsally with 2 humps in anterior