41. Dermacentor variabilis (Say, 1821).

A Nearctic species, but with a few records from the Neotropical Region, whose adults are usually found on Artiodactyla (several families), Carnivora (several families), and Perissodactyla: Equidae; nymphs and larvae are commonly recovered from Rodentia (several families). All parasitic stages have also been collected from Mammalia (several orders) and less often from Galliformes: Phasianidae; immature stages have been found on Caprimulgiformes: Apodidae, Passeriformes (several families), and Squamata: Agamidae. Dermacentor variabilis is a very frequent parasite of humans.

M: Say (1821), under the name Ixodes variabilis and given its current status in Banks (1907)

F: Koch (1844a), under the name Dermacentor electus, a synonym of Dermacentor variabilis

N: Hooker et al. (1912)

L: Hooker et al. (1912)

Redescriptions

M: Banks (1908), Hooker et al. (1912), Cooley (1938), Brinton et al. (1965), Arthur (1960a), Furman and Loomis (1984), Yunker et al. (1986), Lindquist et al. (2016)

F: Banks (1908), Hooker et al. (1912), Cooley (1938), Brinton et al. (1965), Arthur (1960a), Furman and Loomis (1984), Yunker et al. (1986), Lindquist et al. (2016)

N: Cooley (1938), Brinton et al. (1965), Arthur (1960a), Furman and Loomis (1984), Lindquist et al. (2016), Dubie et al. (2017)

L: Cooley (1938), Clifford et al. (1961), Brinton et al. (1965), Arthur (1960a), Furman and Loomis (1984), Coley (2015), Lindquist et al. (2016), Dubie et al. (2017)