Orthrus (spider)

Orthrus is a genus of Southeast Asian jumping spiders that was first described by Eugène Louis Simon in 1900. The name is derived from a two-headed dog in Greek mythology.

Species
it contains four species, found only in Indonesia and the Philippines:
 * Orthrus bicolor Simon, 1900 (type) – Philippines
 * Orthrus calilungae Barrion, 1998 – Philippines
 * Orthrus muluensis Wanless, 1980 – Borneo
 * Orthrus palawanensis Wanless, 1980 – Philippines