Amblyomma /Am·bly·om·ma/ (am″ble-om´ah) a genus of hard-bodied ticks with about 100 species. A. america´num is the Lone Star tick, a species common from the southern United States to South America that is a vector of Rocky Mountain spotted fever. A. cajennen´se is found in many parts of the Americas and is a vector of São Paulo fever, a form of typhus.
Am·bly·om·ma ( m bl - m  )n. A genus of ticks of the Ixodidae family, certain species of which are vectors of Rocky Mountain spotted fever. |
Amblyomma
a genus of ticks of the family Ixodidae.
Amblyomma americanum
a three-host tick which causes painful bites and tick paralysis and transmits Q fever, tularemia and Rocky Mountain spotted fever of humans. Called also the lone star tick.
Amblyomma cajennense
a three-host tick that transmits spotted fever of human and leptospirosis due to L. pomona. Called also cayenne tick.
Amblyomma hebraeum
a three-host tick that transmits Ehrlichia ruminantium, the cause of heartwater. It also causes severe bite wounds. Called also bont tick.
Amblyomma maculatum
a three-host tick which causes paralysis but does not transmit disease. Called also Gulf coast tick.
Amblyomma pomposum
a three-host tick, a vector for Ehrlichia ruminantium, the cause of heartwater.
Amblyomma variegatum
a three-host tick which transmits Ehrlichia ruminantium, the cause of heartwater, Coxiella burnetii (Q fever) and Nairobi sheep disease. Called also variegated or tropical bont tick.
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