Dermacentor is a genus of ticks in the family Ixodidae, the hard ticks. The genus has a cosmopolitan distribution, with native species on all continents except Australia.
Hosts of Dermacentor ticks include many large and small mammals, including horses, deer, cattle, lagomorphs, peccaries, porcupines, tapirs, desert bighorn sheep, and humans. The American dog tick (D. variabilis) is a member of the genus.
Dermacentor species are vectors of many pathogens, including Rickettsia rickettsii, which causes the disease Rocky Mountain spotted fever, Coxiella burnetii, which causes Q fever, Anaplasma marginale, which causes anaplasmosis in cattle, Francisella tularensis, which causes tularemia, Babesia caballi, which causes equine piroplasmosis, and the Flavivirus that causes Powassan encephalitis. Dermacentor ticks inject a neurotoxin that causes tick paralysis.
Species
As of 2025, 43 species are placed in the genus:
- Dermacentor albipictus <small>Packard, 1869</small> â winter tick
- Dermacentor andersoni <small>Stiles, 1908</small> â Rocky Mountain wood tick
- Dermacentor asper <small>Arthur, 1960</small>
- Dermacentor auratus <small>Supino, 1897</small>
- Dermacentor bellulus <small>Schulze, 1933</small>
- Dermacentor circumguttatus <small>Neumann, 1897</small>
- Dermacentor compactus <small>Neumann, 1901</small>
- Dermacentor confragus <small>Schulze, 1933</small>
- Dermacentor dispar <small>Cooley, 1937</small>
- Dermacentor dissimilis <small>Cooley, 1947</small>
- Dermacentor everestianus <small>Hirst, 1926</small>
- Dermacentor falsosteini <small>Apanaskevich, Apanaskevich & Nooma</small><small>, 2020</small>
- Dermacentor filippovae <small>Apanaskevich & Apanaskevich, 2015</small>
- Dermacentor halli <small>McIntosh, 1931</small>
- Dermacentor hunteri <small>Bishopp, 1912</small>
- Dermacentor imitans <small>Warburton 1933</small>
- Dermacentor kamshadalus <small>Neumann, 1908</small>
- Dermacentor laothaiensis <small>Apanaskevich et al., 2019</small>
- Dermacentor latus <small>Cooley, 1937</small>
- Dermacentor limbooliati <small>Apanaskevich & Apanaskevich, 2015</small>
- Dermacentor marginatus <small>Sulzer, 1776</small>
- Dermacentor montanus <small>Filippova & Panova, 1974</small>
- Dermacentor nitens <small>Neumann, 1897</small>
- Dermacentor niveus <small>Neumann 1897</small>
- Dermacentor nuttalli <small>Olenev, 1928</small>
- Dermacentor occidentalis <small>Marx, 1892</small> - Pacific Coast tick
- Dermacentor panamensis <small>Apanaskevich & Bermúdez, 2013</small>
- Dermacentor parumapertus <small>Neumann, 1901</small>
- Dermacentor pasteuri <small>Apanaskevich et al., 2020</small>
- Dermacentor pavlovskyi <small>Olenev 1927</small>
- Dermacentor pomerantzevi <small>Serdyukova, 1951</small>
- Dermacentor pseudocompactus <small>Apanaskevich & Apanaskevich, 2016</small>
- Dermacentor raskemensis <small>Pomerantsev, 1946</small>
- Dermacentor reticulatus <small>Fabricius, 1794</small> â ornate cow tick, ornate dog tick, meadow tick, marsh tick
- Dermacentor rhinocerinus <small>Denny, 1843</small>
- Dermacentor silvarum <small>Olenev 1931</small>
- Dermacentor sinicus <small>Schulze, 1932</small>
- Dermacentor steini <small>Schulze, 1933</small>
- Dermacentor taiwanensis <small>Sugimoto, 1935</small>
- Dermacentor tamokensis <small>Apanaskevich & Apanaskevich, 2016</small>
- Dermacentor tricuspis <small>Schulze, 1933</small>
- Dermacentor ushakovae <small>Filippova & Panova 1987</small>
- Dermacentor variabilis <small>Say, 1821</small> â wood tick, American dog tick
References
External links