The recluse spiders, also known as brown spiders, fiddle-backs, violin spiders, and reapers, is a genus of spiders that was first described by R. T. Lowe in 1832. They are venomous spiders known for their bite, which sometimes produces a characteristic set of symptoms known as loxoscelism.
Terralonus is a genus of American jumping spiders that was first described by Wayne Paul Maddison in 1996.
Psilochorus is a genus of spiders in the family Pholcidae.
Kibramoa is a genus of North American plectreurid spiders that was first described by Ralph Vary Chamberlin in 1924.
Phrurolithidae is a family of araneomorph spiders, known as guardstone spiders. The family was first described by Nathan Banks in 1892. First included in the Corinnidae as the subfamily Phrurolithinae, later phylogenetic studies justified a separate family.
Barronopsis is a genus of funnel weavers first described by R. V. Chamberlin & Ivie in 1941.
Hololena is a genus of North American funnel weavers first described by R. V. Chamberlin & Willis J. Gertsch in 1929.
Phantyna is a genus of cribellate araneomorph spiders in the family Dictynidae, and was first described by R. V. Chamberlin in 1948.
Tricholathys is a genus of cribellate araneomorph spiders in the family Dictynidae, and was first described by R. V. Chamberlin & Wilton Ivie in 1935.
Neoantistea is a genus of dwarf sheet spiders that was first described by Willis J. Gertsch in 1934.
Trachelas is a genus of araneomorph spiders which has variously been placed in families Trachelidae or Corinnidae. Current taxonomy places it in Trachelidae.
Titanebo is a genus of North American running crab spiders that was first described by Carl Eduard Adolph Gerstaecker in 1933.
Eulaira is a genus of North American dwarf spiders that was first described by Ralph Vary Chamberlin & Vaine Wilton Ivie in 1933.
Floricomus is a genus of North American dwarf spiders that was first described by C. R. Crosby & S. C. Bishop in 1925.
Masoncus is a genus of North American dwarf spiders that was first described by Ralph Vary Chamberlin in 1949.
Phrurolithus is a genus of araneomorph spiders first described by C. L. Koch in 1839. First placed with the Liocranidae, it was moved to the Corinnidae in 2002, then to the Phrurolithidae in 2014.
Phrurotimpus is a genus of araneomorph spiders first described by R. V. Chamberlin and Wilton Ivie in 1935. The name is a compound adjective meaning "guarding the stone". Originally added to the Liocranidae, it was moved to the Corinnidae in 2002, then to the Phrurolithidae in 2014. They have red egg sacs that look like flattened discs, often found on the underside of stones.
Piabuna is a genus of North American araneomorph spiders first described by R. V. Chamberlin & Wilton Ivie in 1933. Originally added to the Liocranidae, it was moved to the Corinnidae in 2002, then to the Phrurolithidae in 2014.
Trachelopachys is a genus of South American araneomorph spiders first described by Eugène Simon in 1897. Originally placed with the Corinnidae, it was moved to the Trachelidae in 2014.
Phonotimpus is a genus of North American araneomorph spiders in the family Phrurolithidae. It was first described by Willis J. Gertsch and Louie Irby Davis in 1940, and placed with the Liocranidae. It was transferred to Corinnidae in 2002, then to the Phrurolithidae in 2014.
