Parasitism of two zoonotic reservoirs Dasyprocta leporina and D. fuliginosa (Rodentia) from Amazonas, with Trichostrongylina nematodes (Heligmonellidae): description of a new genus and a new species

A new genus and a new species of Heligmonellidae nematodes are described parasiting the stomach of three agoutis (two Dasyprocta fuliginosa and one D. leporina) captured in the middle and high Negro river microregion, state of Amazonas, Brazil. The new genus, as well as its type-species, are closely...

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Main Authors: Alessandra Queiroga Gonçalves, Roberto Magalhães Pinto, Marie-Claude Durette-Desset
Format: Article
Language:English
Published: Fundação Oswaldo Cruz (FIOCRUZ) 2007-09-01
Series:Memorias do Instituto Oswaldo Cruz
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762007000600017
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author Alessandra Queiroga Gonçalves
Roberto Magalhães Pinto
Marie-Claude Durette-Desset
author_facet Alessandra Queiroga Gonçalves
Roberto Magalhães Pinto
Marie-Claude Durette-Desset
author_sort Alessandra Queiroga Gonçalves
collection DOAJ
description A new genus and a new species of Heligmonellidae nematodes are described parasiting the stomach of three agoutis (two Dasyprocta fuliginosa and one D. leporina) captured in the middle and high Negro river microregion, state of Amazonas, Brazil. The new genus, as well as its type-species, are closely related to the trichostrongylids included in Fuellebornema, particularly on what concerns the pattern of the caudal bursa, but differing from them by the characteristics of the synlophe, that presents a poorly developed carene, when compared to the referred number of body ridges in Freitastrongylus n. gen. and consequently in F. angelae n. sp.,in which the ridges are well developed and the carene at mid-body has a similar size when compared to the ridge situated in front of the right field (ridge no. 5). Caudal bursa is of the type 1-4, with rays 9 shorter than rays 10, with a very long genital cone.
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spelling doaj.art-05d90593bb4c41e38705e4d9142f81c12023-09-03T09:11:45ZengFundação Oswaldo Cruz (FIOCRUZ)Memorias do Instituto Oswaldo Cruz0074-02761678-80602007-09-01102676376810.1590/S0074-02762007000600017Parasitism of two zoonotic reservoirs Dasyprocta leporina and D. fuliginosa (Rodentia) from Amazonas, with Trichostrongylina nematodes (Heligmonellidae): description of a new genus and a new speciesAlessandra Queiroga GonçalvesRoberto Magalhães PintoMarie-Claude Durette-DessetA new genus and a new species of Heligmonellidae nematodes are described parasiting the stomach of three agoutis (two Dasyprocta fuliginosa and one D. leporina) captured in the middle and high Negro river microregion, state of Amazonas, Brazil. The new genus, as well as its type-species, are closely related to the trichostrongylids included in Fuellebornema, particularly on what concerns the pattern of the caudal bursa, but differing from them by the characteristics of the synlophe, that presents a poorly developed carene, when compared to the referred number of body ridges in Freitastrongylus n. gen. and consequently in F. angelae n. sp.,in which the ridges are well developed and the carene at mid-body has a similar size when compared to the ridge situated in front of the right field (ridge no. 5). Caudal bursa is of the type 1-4, with rays 9 shorter than rays 10, with a very long genital cone.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762007000600017Freitastrongylus angelae n. gen., n. sp.NematodaTrichostrongylinaHeligmonellidaeDasyprocta spp.rodentsCaviomorphaBrazil
spellingShingle Alessandra Queiroga Gonçalves
Roberto Magalhães Pinto
Marie-Claude Durette-Desset
Parasitism of two zoonotic reservoirs Dasyprocta leporina and D. fuliginosa (Rodentia) from Amazonas, with Trichostrongylina nematodes (Heligmonellidae): description of a new genus and a new species
Memorias do Instituto Oswaldo Cruz
Freitastrongylus angelae n. gen., n. sp.
Nematoda
Trichostrongylina
Heligmonellidae
Dasyprocta spp.
rodents
Caviomorpha
Brazil
title Parasitism of two zoonotic reservoirs Dasyprocta leporina and D. fuliginosa (Rodentia) from Amazonas, with Trichostrongylina nematodes (Heligmonellidae): description of a new genus and a new species
title_full Parasitism of two zoonotic reservoirs Dasyprocta leporina and D. fuliginosa (Rodentia) from Amazonas, with Trichostrongylina nematodes (Heligmonellidae): description of a new genus and a new species
title_fullStr Parasitism of two zoonotic reservoirs Dasyprocta leporina and D. fuliginosa (Rodentia) from Amazonas, with Trichostrongylina nematodes (Heligmonellidae): description of a new genus and a new species
title_full_unstemmed Parasitism of two zoonotic reservoirs Dasyprocta leporina and D. fuliginosa (Rodentia) from Amazonas, with Trichostrongylina nematodes (Heligmonellidae): description of a new genus and a new species
title_short Parasitism of two zoonotic reservoirs Dasyprocta leporina and D. fuliginosa (Rodentia) from Amazonas, with Trichostrongylina nematodes (Heligmonellidae): description of a new genus and a new species
title_sort parasitism of two zoonotic reservoirs dasyprocta leporina and d fuliginosa rodentia from amazonas with trichostrongylina nematodes heligmonellidae description of a new genus and a new species
topic Freitastrongylus angelae n. gen., n. sp.
Nematoda
Trichostrongylina
Heligmonellidae
Dasyprocta spp.
rodents
Caviomorpha
Brazil
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0074-02762007000600017
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