Ray spider

Theridiosomatidae, commonly known as Ray Spiders, are a family of araneomorph spiders first described by Eugène Simon in 1881. The family includes 137 species divided between 20 genera. They are most recognizable for their construction of cone-shaped webs.

Genera
, the World Spider Catalog accepts the following genera:


 * Andasta Simon, 1895 – Seychelles, Malaysia, Sri Lanka
 * Baalzebub Coddington, 1986 – Central America, Brazil, Australia, China
 * Chthonopes Wunderlich, 2011 – Laos
 * Chthonos Coddington, 1986 – Ecuador, Brazil, Peru
 * Coddingtonia Miller, Griswold & Yin, 2009 – Malaysia, Laos
 * Cuacuba Prete, Cizauskas & Brescovit, 2018
 * Epeirotypus O. Pickard-Cambridge, 1894 – Mexico, Costa Rica
 * Epilineutes Coddington, 1986 – Mexico, Brazil
 * Karstia Chen, 2010 – China
 * Menglunia Zhao & Li, 2012 – China
 * Naatlo Coddington, 1986 – Central America, South America, Trinidad and Tobago
 * Ogulnius O. Pickard-Cambridge, 1882 – South America, Caribbean, Panama, Asia
 * Parogulnius Archer, 1953 – United States
 * Plato Coddington, 1986 – South America, Trinidad
 * Sennin Suzuki, Hiramatsu & Tatsuta, 2022 – Japan
 * Sinoalaria Zhao & Li, 2014 – China
 * Tagalogonia Labarque & Griswold, 2014 – Philippines
 * Theridiosoma O. Pickard-Cambridge, 1879 – South America, Africa, Oceania, North America, Asia, Central America, Jamaica
 * Wendilgarda Keyserling, 1886 – Asia, São Tomé and Príncipe, Central America, Brazil, Mexico, Caribbean
 * Zoma Saaristo, 1996 – China, Seychelles

Fossil species

 * †Eoepeirotypus Wunderlich 2004 Baltic amber, Eocene
 * †Eotheridiosoma Wunderlich 2004 Bitterfeld amber, Baltic amber, Eocene
 * †Palaeoepeirotypus Wunderlich 1988 Dominican amber, Miocene
 * †Umerosoma Wunderlich 2004 Baltic amber, Eocene
 * †"Baalzebub" mesozoicum Penney 2014 - Vendée amber, France, Turonian later considered to be stem-theridiosomatid