From June
2000 to June 2001, a total of 741 ticks were collected from 51 free-living wild
animals captured at the Porto-Primavera Hydroelectric power station area, located
alongside an approximately 180 km course of the Paraná river, between the
states of São Paulo and Mato Grosso do Sul, comprising 9 species of 3 genera:
Ambly-omma (7 species),
Boophilus
(1) and
Anocentor
(1). A total of 421 immature
Amblyomma
ticks were reared in
laboratory until the adult stage, allowing identification of the species.
A.
cajennense was the most frequent tick species (mostly immature stages) collected
on 9 host species:
Myrmecophaga tridactyla
,
Tamandua tetradactyla
,
Cerdocyon thous
,
Puma concolor
,
Tayassu tajacu
,
Mazama gouazoubira
,
Hydrochaeris hydrochaeris
,
Alouatta caraya
,
Cebus apella
.
Other tick species were less common, generally restricted to certain host taxa.