Lycosa erythrognatha

Lycosa erythrognatha is a species of spider from the genus Lycosa.^[1][2] The species was originally described in 1836.^[3] It is the only spider known to feed on Rhinella ornata.^[4]

Lycosa erythrognatha
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Subphylum:	Chelicerata
Class:	Arachnida
Order:	Araneae
Infraorder:	Araneomorphae
Family:	Lycosidae
Genus:	Lycosa
Species:	L. erythrognatha
Binomial name
Lycosa erythrognatha Lucas, 1836
Synonyms
Lycosa raptoria Walckenaer, 1837 Lycosa erythrostoma C.L. Koch, 1847 Lycosa rufimana C.L. Koch, 1847 Tarentula erythrostoma (C.L. Koch, 1847) Tarentula rufimana (C.L. Koch, 1847) Leimonia raptoria (Walckenaer, 1837) Tarentula raptoria (Walckenaer, 1837) Scaptocosa raptoria (Walckenaer, 1837)

Venom

Beginning in the 1920s, the venom of this species has been erroneously reported to cause necrosis in humans, based on undocumented clinical observations; careful empirical studies revealed that none of over 500 confirmed bites from this spider resulted in a necrotic wound.^[5]