Arcuphantes

Arcuphantes is a genus of dwarf spiders that was first described by Ralph Vary Chamberlin & Vaine Wilton Ivie in 1943.

Species
it contains fifty-seven species found in Asia (many in Japan and Korea) and North America:
 * A. arcuatulus (Roewer, 1942) – USA, Canada
 * A. ashifuensis (Oi, 1960) – Japan
 * A. awanus Ono & Saito, 2001 – Japan
 * A. cavaticus Chamberlin & Ivie, 1943 – USA
 * A. chikunii Oi, 1979 – Japan
 * A. chilboensis Oi, 1979 – Korea
 * A. chinensis Tanasevitch, 2006 – China
 * A. concheus Ono & Saito, 2001 – Japan
 * A. cruciatus Jin, Ma & Tu, 2018 – USA
 * A. curvomarginatus Ma, Marusik & Tu, 2016 – USA
 * A. decoratus Chamberlin & Ivie, 1943 – USA
 * A. delicatus (Chikuni, 1955) – Japan
 * A. dentatus Ma, Marusik & Tu, 2016 – USA
 * A. denticulatus Jin, Ma & Tu, 2018 – USA
 * A. digitatus Saito, 1992 – Japan
 * A. dubiosus Heimer, 1987 – Mongolia
 * A. elephantis Ono & Saito, 2001 – Japan
 * A. ephippiatus Paik, 1985 – Korea
 * A. fragilis Chamberlin & Ivie, 1943 (type) – USA
 * A. fujiensis Yaginuma, 1972 – Japan
 * A. hamadai Oi, 1979 – Japan
 * A. hastatus Ono & Saito, 2001 – Japan
 * A. hikosanensis Saito, 1992 – Japan
 * A. hokkaidanus Saito, 1992 – Japan
 * A. iriei Saito, 1992 – Japan
 * A. juwangensis Seo, 2006 – Korea
 * A. keumsanensis Paik & Seo, 1984 – Korea
 * A. kobayashii Oi, 1979 – Korea, Japan
 * A. longipollex Seo, 2013 – Korea
 * A. longissimus Saito, 1992 – Japan
 * A. namhaensis Seo, 2006 – Korea
 * A. namweonensis Seo, 2006 – Korea
 * A. orbiculatus Saito, 1992 – Japan
 * A. osugiensis (Oi, 1960) – Japan
 * A. paiki Saito, 1992 – Japan
 * A. pennatoides Paik, 1983 – Korea
 * A. pennatus Paik, 1983 – Korea
 * A. pictilis Chamberlin & Ivie, 1943 – USA
 * A. potteri Chamberlin & Ivie, 1943 – USA
 * A. profundus Seo, 2013 – Korea
 * A. pulchellus Paik, 1978 – Korea
 * A. pyeongchangensis Paik, 1978 – Korea
 * A. rarus Seo, 2013 – Korea
 * A. rostratus Ono & Saito, 2001 – Japan
 * A. saragaminensis Ono & Saito, 2001 – Japan
 * A. scitulus Paik, 1974 – Korea
 * A. semiorbiculatus Jin, Ma & Tu, 2018 – USA
 * A. sylvaticus Chamberlin & Ivie, 1943 – USA
 * A. tamaensis (Oi, 1960) – Japan
 * A. trifidus Seo, 2013 – Korea
 * A. troglodytarum (Oi, 1960) – Japan
 * A. tsushimanus Ono & Saito, 2001 – Japan
 * A. uenoi Saito, 1992 – Japan
 * A. uhmi Seo & Sohn, 1997 – Korea
 * A. yamakawai (Oi, 1960) – Japan