Amblyomma americanum

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Am·bly·om·ma a·me·ri·ca·'num

the Lone Star tick, a species that is an important pest and vector of Rocky Mountain spotted fever and human ehrlichiosis, found primarily in the southern U.S. and northern Mexico; it occurs on dogs and many other hosts, including other domestic animals, birds, and humans, whom it bites in larval, nymphal, and adult stages.

Lone Star tick

A hard tick native to the southern US, as well as Central and South America, which is a vector of Rocky Mountain spotted fever and occasionally Lyme disease.


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.
References in periodicals archive ?
Surveillance for Heartland virus (Bunyaviridae: Phlebovirus) in Missouri during 2013: first detection of virus in adults of Amblyomma americanum (Acari: Ixodidae).
13,14) R amblyommii has been found in large percentages of Amblyomma americanum ticks, commonly known as lone star ticks, and is believed to be the most common rickettsia infecting A americanum ticks.
It is also indicated for the treatment and control of Amblyomma americanum (lone star tick) infestations for eight weeks in dogs and puppies six months of age and older, and weighing 4.
Las garrapatas Amblyomma americanum y Dermacentor variabilis han sido implicadas como vectores de HRTV in EEUU.
Survival of the lone star tick, Amblyomma americanum (Acari: Ixodidae), in contrasting habitats and different years in southeastern Oklahoma, U.
1) In contrast, patients in the southeastern United States can present with rashes similar to EM after being bitten by Amblyomma americanum ticks; these cases have been classified as Southern Tick-Associated Rash Illness (STARI).
The lone star tick, or Amblyomma americanum, is found from Texas to Maine, identifiable by the white spot on its back.
scapularis, Amblyomma americanum, Dermacentor variabilis, and Rhipicephalus sanguineus) succumbed to nootkatone.
By the next day, they were identified as nymphs of the lone star tick, Amblyomma americanum L.
This report describes the results of that analysis, which indicated that Ixodes scapularis (the tick vector for Anaplasma phagocytophilum) was broadly distributed in Maine, whereas Amblyomma americanum (the tick vector for Erhlichia chaffeenisis) was scarce.
Drag cloth sampling, which is relatively inexpensive and easy to standardize by distance or duration, has been shown to catch twice as many adult Amblyomma americanum as walking surveys (Schulze et al.