Ornithodoros

**Definition:** A genus of softbacked TICKS, in the family ARGASIDAE, serving as the vector of BORRELIA, causing RELAPSING FEVER, and of the AFRICAN SWINE FEVER VIRUS.

**Tree numbers:** - B01.050.500.131.166.132.832.100.700

**Synonyms:** - Relapsing Fever Ticks - Ticks, Relapsing Fever