Publications by authors named "Janio dos Santos Sampaio"

Article Synopsis
  • Ixodes schulzei is a tick species native to Brazil, previously documented in multiple regions including Rondonia, Minas Gerais, Rio de Janeiro, Sao Paulo, and Santa Catarina.
  • This study marks the first observation of Ixodes schulzei in the State of Parana, highlighting its expanding geographic range.
  • Additionally, it is the first time this tick species has been reported on the hosts Akodon montensis and Oryzomys russatus.
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The aim of this paper is to record new hosts for Ixodes luciae Sénevet in the State of Para, Brazil, and present a case of malformation (teratogeny) in a nymph of this species. The new host records are Marmosa murina (parasitized by females) and Philander opossum (parasitized by nymphs). One of these nymphs showed malformation in the posterior margin of the opisthosoma resulting in a heart shaped posterior end.

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The description of the larva of Amblyomma romitii Tonelli-Rondelli is based on optical and scanning electron microscopy. Larvae were obtained under laboratory conditions from an engorged female collected on capybara from Rurópolis municipality, State of Pará, Northern Brazil. Several characters are presented including the chaetotaxy of idiosoma, palpi and Haller's organ.

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Ornithodoros mimon Kohls et al. is an argasid tick, originally described from larvae collected on bats from Bolivia and Uruguay. In Brazil the species is aggressive to humans and animals.

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