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A new species of Ornithodoros (Acari: Argasidae), parasite of Microlophus spp. (Reptilia: Tropiduridae) from northern Chile
Venzal, José Manuel; Nava, Santiago; González-Acuña, Daniel; Mangold, Atilio Jose; Muñoz-Leal, Sebastian; Lado, Paula; Guglielmone, Alberto (2013-02)A new species, Ornithodoros microlophi (Acari: Argasidae), belonging to the subgenus Alectorobius is described from larvae collected on the lizards Microlophus atacamensis (Donoso-Barros, 1966) and Microlophus quadrivittatus ... -
Amblyomma cajennense (Fabricius, 1787) (Acari: Ixodidae), the Cayenne tick: phylogeography and evidence for allopatric speciation
Beati, Lorenza; Nava, Santiago; Burkman, Erica J.; Barros Battesti, Darci M.; Labruna, Marcelo B.; Guglielmone, Alberto; Cáceres, Abraham G.; Guzman Cornejo, Carmen M.; Léon, Renato; Durden, Lance A.; Faccini, João L.H. (2013-12)Background: Amblyomma cajennense F. is one of the best known and studied ticks in the New World because of its very wide distribution, its economical importance as pest of domestic ungulates, and its association with a ... -
Amblyomma hadanii n. sp. (Acari: Ixodidae), a tick from northwestern Argentina previously confused with Amblyomma coelebs Neumann, 1899
Nava, Santiago; Mastropaolo, Mariano; Mangold, Atilio Jose; Martins, Thiago F.; Venzal, José Manuel; Guglielmone, Alberto (2014-07)All stages of Amblyomma hadanii n. sp. (Acari: Ixodidae) are described from northwestern Argentina. The diagnostic characters for males are a combination of the pattern of scutal ornamentation, basis capituli dorsally ... -
Amblyomma parvitarsum (Acari: Ixodidae): localities, hosts and host-parasite ecology
Muñoz-Leal, Sebastian; González-Acuña, Daniel; Beltrán-Saavedra, L. Fabián; Limachi, Juan M.; Guglielmone, Alberto (2014-01)Only a few aspects of the biology of Amblyomma parvitarsum Neumann are known. Adults of this hard tick species are parasites of South American camelids in the Andean plateau of Argentina, Bolivia, Peru and Chile and also ... -
Assessment of habitat suitability for the cattle tick Rhipicephalus (Boophilus) microplus in temperate areas
Nava, Santiago; Gamietea, Ignacio José; Morel, Nicolas; Guglielmone, Alberto; Estrada-Peña, Agustín (Elsevier, 2022-07)The aim of this research was to analyze and model the aptitude of temperate areas to support permanent populations of the cattle tick Rhipicephalus microplus, which is principally distributed in tropical and subtropical ... -
Birds and hard ticks (Acari: Ixodidae), with discussions about hypotheses on tick evolution
Guglielmone, Alberto; Nava, Santiago (2017)The relationship between birds (Aves) and hard ticks (Ixodidae) was analyzed for the 386 of 721 tick extant species whose larva, nymph and adults are known as well as their natural hosts. A total of 136 (54 Prostriata= ... -
Un caso de resistencia de Rhipicephalus microplus (Acari: Ixodidae) al fipronil detectado en pruebas de campo en el este de Santiago del Estero, Argentina
Nava, Santiago; Morel, Nicolas; Mangold, Atilio Jose; Guglielmone, Alberto (2018-03)En este trabajo se describe la resistencia de una población Rhipicephalus microplus resistente al fipronil 1% (ECTOLINE®) en condiciones de campo en el este de Santiago del Estero, Argentina. Las pruebas fueron realizadas ... -
A community approach to the Neotropical ticks-hosts interactions
Estrada-Peña, Agustín; Nava Santiago; Tarragona Evelina Luisa; de la Fuente, José; Guglielmone Alberto (Springer Nature, 2020-06-09)The relationships between ticks and hosts are relevant to capture the ecological background driving the evolution of these parasites. We used a set of 4,764 records of ticks of the genera Amblyomma, Ixodes, and Haemaphysalis ... -
Description of a new species of Ixodes (Acari: Ixodidae) and first report of Ixodes lasallei and Ixodes bocatorensis in Brazil
Onofrio, Valeria C.; Guglielmone, Alberto; Barros Battesti, Darci M.; Gianizella, Sergio L.; Marcili, Arlei; Quadros, Rosiléia M.; Marques, Sandro; Labruna, Marcelo B. (Elsevier, 2020-07)In a recent study, we relegated the taxon Ixodes aragaoi Fonseca, 1935 to a junior synonym of Ixodes fuscipes Koch, 1844, and reinstated Ixodes spinosus Neumann, 1899 (a former synonym of I. fuscipes) to a valid species. ... -
Detección de la garrapata exótica Amblyomma Varanense (acari: ixodidae) en especímenes importados de Varanus salvator (Squamata: Varanidae) en la Argentina
Cicuttin, Gabriel L.; Wiemeyer, Guillermo; Perez, M.A.; Guglielmone, Alberto; Nava, Santiago (Facultad de Ciencias Veterinarias, Universidad de Buenos Aires, 2019-12)La importación de animales vivos, especialmente reptiles, ha contribuido al transporte e introducción de garrapatas exóticas en muchas regiones del mundo. Se describe el hallazgo de 11 especímenes (un macho, dos hembras y ... -
Determinación de la concentración letal 50 para rhipicephalus (boophilus) microplus de la formamidina (amitraz) en diferentes poblaciones de la Argentina
Castelli, Mirta Elda; Mangold, Atilio Jose; Nava, Santiago; Guglielmone, Alberto (2013)Se determinó la concentración letal 50 (CL 50) para el amitraz (Az) en poblaciones susceptibles de Rhipicephalus (Boophilus) microplus (R. (B) microplus) utilizando tela de nylon (Type 2320, Cerex Advanced Fabrics, ... -
Different lines of evidence used to delimit species in ticks : a study of the South American populations of Amblyomma parvum (Acari: Ixodidae)
Nava, Santiago; Gerardi, Monize; Szabó, Matías P.J.; Mastropaolo, Mariano; Martins, Thiago F.; Labruna, Marcelo B.; Beati, Lorenza; Estrada-Peña, Agustín; Guglielmone, Alberto Alejandro (2016-10)The goal of this work was to combine different lines of evidence besides that of molecular markers to delimit species in ticks when the molecular data are not totally congruent. Two groups (Argentina, Brazil) of South ... -
Distribution and genetic variation of Amblyomma triste (Acari: Ixodidae) in Argentina
Guglielmone, Alberto; Nava, Santiago; Mastropaolo, Mariano; Mangold, Atilio Jose (2013-09)A study was conducted to investigate the distribution of Amblyomma triste in Argentina under the hypothesis that this tick prevails in riparian localities along the Paraná River and adjacent humid environments from 34°30′ ... -
Divergent environmental preferences and areas of sympatry of tick species in the Amblyomma cajennense complex (Ixodidae)
Estrada-Peña, Agustín; Tarragona, Evelina Luisa; Vesco, Umberto; de Meneghi, Daniele; Mastropaolo, Mariano; Mangold, Atilio Jose; Guglielmone, Alberto; Nava, Santiago (2014-12)Four species of Neotropical ticks, Amblyomma mixtum, Amblyomma cajennense, Amblyomma tonelliae and Amblyomma sculptum (formerly included in the catch-all name A. cajennense), have an allopatric distribution in much of their ... -
Do parapatric populations of the ticks Amblyomma tonelliae Nava, Beati & Labruna, 2014 and Amblyomma sculptum Berlese, 1888 (Acari: Ixodidae) hybridize?
Tarragona, Evelina Luisa; Lado, Paula; Beati, Lorenza; Mangold, Atilio Jose; Guglielmone, Alberto; Nava, Santiago (Royal Entomological Society, 2023-02-02)This work aimed to determine if the tick species, Amblyomma sculptum and Amblyomma tonelliae, hybridize along their contact zones in Argentina. Free-living adults and nymphs of A. sculptum and A. tonelliae were collected ... -
Ecological characterization of a tick community across a landscape gradient exhibiting differential anthropogenic disturbance in the Atlantic Forest ecoregion in Argentina
Lamattina, Daniela; Venzal, José Manuel; Costa, Sebastián Andrés; Arrabal, Juan Pablo; Flores, S.; Berrozpe, Pablo Eduardo; González-Acuña, Daniel; Guglielmone, Alberto; Nava, Santiago (2018-02)An ecological analysis of a tick (Ixodida: Ixodidae) community across a landscape gradient presenting differential anthropogenic disturbance in the Atlantic Forest ecoregion in Argentina was performed. Ticks were collected ... -
Ecology and genetic variation of Amblyomma tonelliae in Argentina
Tarragona, Evelina Luisa; Mangold, Atilio Jose; Mastropaolo, Mariano; Guglielmone, Alberto; Nava, Santiago (2015-09)The ecology of Amblyomma tonelliae (Ixodida: Ixodidae), including its seasonal distribution and the development periods of each stage, was investigated during a study carried out over two consecutive years in northwestern ... -
Ecology of the interaction between Ixodes loricatus (Acari: Ixodidae) and Akodon azarae (Rodentia: Criceridae)
Colombo, Valeria Carolina; Nava, Santiago; Antoniazzi, Leandro Raúl; Monje, Lucas Daniel; Racca, Andrea Laura; Guglielmone, Alberto; Beldomenico, Pablo Martín (2015-10)The present study explores associations of different factors (i.e. host parameters, presence of other ectoparasites and [mainly biotic] environmental factors) with burdens of Ixodes loricatus immature stages in one of its ... -
Effect of deforestation and introduction of exotic grasses as livestock forage on the population dynamics of the cattle tick Rhipicephalus (Boophilus) microplus (Acari: Ixodidae) in northern Argentina
Nava, Santiago; Mastropaolo, Mariano; Guglielmone, Alberto; Mangold, Atilio Jose (2013-12)The effect of deforestation and the introduction of exotic grasses on the population dynamics of Rhipicephalus (Boophilus) microplus in northern Argentina was analysed. Biological parameters that were measured included ... -
Efficacy of winter–spring strategic control against Rhipicephalus (Boophilus) microplus infestations on cattle in an area with ecological conditions highly favourable for the tick in northeast Argentina
Nava, Santiago; Toffaletti, Jose Rodolfo; Morel, Nicolas; Guglielmone, Alberto; Mangold, Atilio Jose (Wiley, 2019-01)This work was performed to test the efficacy of winter–spring control strategies against Rhipicephalus (Boophilus) microplus (Ixodida: Ixodidae) infestations on cattle in the area ecologically most favourable for the ...