Physocyclus

Physocyclus is a genus of cellar spiders that was first described by Eugène Louis Simon in 1893.

Species
it contains 38 species, found in South America, Asia, Central America, North America, Africa, Australia, Czechia, and on the Pacific Islands:
 * Physocyclus bicornis Gertsch, 1971 – Mexico
 * Physocyclus brevicornus Valdez-Mondragón, 2010 – Mexico
 * Physocyclus californicus Chamberlin & Gertsch, 1929 – US, Mexico
 * Physocyclus cornutus Banks, 1898 – Mexico
 * Physocyclus darwini Valdez-Mondragón, 2010 – Mexico
 * Physocyclus dugesi Simon, 1893 – Mexico to Venezuela
 * Physocyclus enaulus Crosby, 1926 – US, Mexico
 * Physocyclus franckei Valdez-Mondragón, 2010 – Mexico
 * Physocyclus gertschi Valdez-Mondragón, 2010 – Mexico
 * Physocyclus globosus (Taczanowski, 1874) (type) – North America. Introduced to Africa, Czechia, Iran, Sri Lanka, China, Japan, Philippines, Indonesia, Australia, Pacific islands
 * Physocyclus guanacaste Huber, 1998 – Costa Rica, Honduras
 * Physocyclus hoogstraali Gertsch & Davis, 1942 – US, Mexico
 * Physocyclus huacana Valdez-Mondragón, 2010 – Mexico
 * Physocyclus lautus Gertsch, 1971 – Mexico
 * Physocyclus lyncis (Nolasco & Valdez-Mondragón, 2022) – Mexico
 * Physocyclus mariachi (Nolasco & Valdez-Mondragón, 2022) – Mexico
 * Physocyclus marialuisae Valdez-Mondragón, 2010 – Mexico
 * Physocyclus merus Gertsch, 1971 – Mexico
 * Physocyclus mexicanus Banks, 1898 – Mexico
 * Physocyclus michoacanus Valdez-Mondragón, 2010 – Mexico
 * Physocyclus modestus Gertsch, 1971 – Mexico
 * Physocyclus montanoi Valdez-Mondragón, 2010 – Mexico
 * Physocyclus mysticus Chamberlin, 1924 – Mexico
 * Physocyclus palmarus Jiménez & Palacios-Cardiel, 2013 – Mexico
 * Physocyclus paredesi Valdez-Mondragón, 2010 – Mexico
 * Physocyclus pedregosus Gertsch, 1971 – Mexico
 * Physocyclus peribanensis Valdez-Mondragón, 2014 – Mexico
 * Physocyclus platnicki Valdez-Mondragón, 2010 – Mexico
 * Physocyclus pocamadre (Nolasco & Valdez-Mondragón, 2022) – Mexico
 * Physocyclus reddelli Gertsch, 1971 – Mexico
 * Physocyclus rothi Valdez-Mondragón, 2010 – Mexico
 * Physocyclus sarae Valdez-Mondragón, 2010 – Mexico
 * Physocyclus sikuapu (Nolasco & Valdez-Mondragón, 2022) – Mexico
 * Physocyclus sprousei Valdez-Mondragón, 2010 – Mexico
 * Physocyclus tanneri Chamberlin, 1921 – USA, Mexico
 * Physocyclus validus Gertsch, 1971 – Mexico
 * Physocyclus viridis Mello-Leitão, 1940 – Brazil
 * Physocyclus xerophilus (Nolasco & Valdez-Mondragón, 2020) – Mexico