Uloboridae is a family of non-venomous spiders, known as cribellate orb weavers or hackled orb weavers. Their lack of venom glands is a secondarily evolved trait. Instead, they wrap their prey thoroughly in silk, cover it in regurgitated digestive enzymes, and then ingest the liquified body.
Oonopidae, also known as goblin spiders, is a family of spiders consisting of over 1,600 described species in about 113 genera worldwide, with total species diversity estimated at 2000 to 2500 species. The type genus of the family is OonopsKeyserling, 1835.
Misionella is a genus of South American crevice weavers that was first described by M. J. Ramírez & C. J. Grismado in 1997. In 2005 a spider fossil found in 15- to 20-million-year-old Miocene amber from the Dominican Republic was described as Misionella didicostae. A second specimen was discussed soon thereafter.
Philoponella is a genus of uloborid spiders. Like all Uloboridae, these species have no venom.
Breda is a genus of jumping spiders that was first described by George Peckham & Elizabeth Peckham in 1894.
Uloborus is a spider genus in the family Uloboridae with 80 described species. Most species occur in the tropics and subtropics, with only few species in northern America and Europe.
Masteria is a genus of curtain web spiders that was first described by L. Koch in 1873. They occur in the tropics of Central to South America, Asia and Micronesia, with one species found in Australia. M. petrunkevitchi males are 4 millimetres (0.16 in) long and females are 5 millimetres (0.20 in) long. M. lewisi, M. barona, and M. downeyi are slightly smaller and have only six eyes.
Sybota is a genus of uloborid spiders, found in Chile and Argentina.
Nops is a genus of medium-sized South American, Central American, and Caribbean spiders in the family Caponiidae, first described by Alexander Macleay in 1839. It has a great richness on the Caribbean islands, and most mainland species are located in high proportion toward the Caribbean coast. It likely has a neotropical distribution, though most species of South America are known only from the coast of Colombia and Venezuela, including the islands of Aruba, Curaçao, Bonaire and Trinidad.
Stenoterommata is a genus of South American araneomorph spiders in the family Pycnothelidae. It was first described by E. L. Holmberg in 1881. Originally placed with the Ctenizidae, it was transferred to the funnel-web trapdoor spiders in 1985, then to the Pycnothelidae in 2020. It is a senior synonym of Ctenochelus.
Xiruana is a genus of South American anyphaenid sac spiders first described by Antônio Brescovit in 1997.
Pikelinia is a genus of South American crevice weavers that was first described by Cândido Firmino de Mello-Leitão in 1946.
Ochyrocera is a genus of midget ground weavers that was first described by Eugène Louis Simon in 1892.
Otiothops is a genus of palp-footed spiders that was first described by W. S. MacLeay in 1839.
Strotarchus is a genus of araneomorph spiders in the family Cheiracanthiidae that was first described by Eugène Louis Simon in 1888. Originally added to the Clubionidae, it was moved to the Miturgidae in 1967, and to the Cheiracanthiidae in 2014. It is considered a senior synonym of Marcellina and Coreidon.
Lubinella is a genus of spiders in the family Uloboridae. It was first described in 1984 by Opell. This genus was named after arachnologist Yael D. Lubin. As of 2017, it contains only one species, Lubinella morobensis, from New Guinea.
Orinomana is a genus of spiders in the family Uloboridae. It was first described in 1934 by Strand. As of 2017, it contains 7 South American species.
Ariston is a genus of cribellate orb-weavers first described by Octavius Pickard-Cambridge in 1896.
Lehtineniana is a genus of South Pacific cribellate orb-weavers first described by Danniella Sherwood in 2022.
