Phenotypic variability of the amazonian species rhodnius brethesi (Hemiptera: Reduviidae)

The wild species Rhodnius brethesi (Matta, 1919) (Hemiptera: Reduviidae) is found in areas of piassabais in microregion of Rio Negro, Amazonas, Brazil. Its geographical distribution overlaps the areas of Leopoldinia piassaba palm. In areas where palm trees are found, transmission cycle of Trypanosom...

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Autores principales: Souza, A.C., Catalá, S., Carbajal De La Fuente, A.L., Junqueira, A.C.V.
Formato: JOUR
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Acceso en línea:http://hdl.handle.net/20.500.12110/paper_00222585_v54_n4_p909_Souza
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spelling todo:paper_00222585_v54_n4_p909_Souza2023-10-03T14:30:10Z Phenotypic variability of the amazonian species rhodnius brethesi (Hemiptera: Reduviidae) Souza, A.C. Catalá, S. Carbajal De La Fuente, A.L. Junqueira, A.C.V. Leopoldinia piassaba Rhodnius brethesi sensilla specificity wing anatomy and histology animal Brazil breeding female male phenotype Rhodnius sensillum wing Animals Brazil Breeding Female Male Phenotype Rhodnius Sensilla Wings, Animal The wild species Rhodnius brethesi (Matta, 1919) (Hemiptera: Reduviidae) is found in areas of piassabais in microregion of Rio Negro, Amazonas, Brazil. Its geographical distribution overlaps the areas of Leopoldinia piassaba palm. In areas where palm trees are found, transmission cycle of Trypanosoma cruzi is related to the extractive activity of the palm fiber, exposing workers to wild vector transmission of this parasite. The close association with the palm tree L. piassaba suggests that this wild triatomine has special features in its sensory system allowing specificity of ecotope. The objective of the study is to identify the antennal sensilla phenotype and morphologically characterize the size and shape of the wings of wild R. brethesi, and to compare with the phenotype present in individuals reared in the laboratory. From the samples taken in the field, the presence of the species R. brethesi was found on both banks of the Rio Negro. The techniques used to verify the morphological patterns are important resources for observations of the triatomine populations, be they in an artificial or natural habitat. © The Authors 2017. Published by Oxford University Press on behalf of Entomological Society of America. JOUR info:eu-repo/semantics/openAccess http://creativecommons.org/licenses/by/2.5/ar http://hdl.handle.net/20.500.12110/paper_00222585_v54_n4_p909_Souza
institution Universidad de Buenos Aires
institution_str I-28
repository_str R-134
collection Biblioteca Digital - Facultad de Ciencias Exactas y Naturales (UBA)
topic Leopoldinia piassaba
Rhodnius brethesi
sensilla
specificity
wing
anatomy and histology
animal
Brazil
breeding
female
male
phenotype
Rhodnius
sensillum
wing
Animals
Brazil
Breeding
Female
Male
Phenotype
Rhodnius
Sensilla
Wings, Animal
spellingShingle Leopoldinia piassaba
Rhodnius brethesi
sensilla
specificity
wing
anatomy and histology
animal
Brazil
breeding
female
male
phenotype
Rhodnius
sensillum
wing
Animals
Brazil
Breeding
Female
Male
Phenotype
Rhodnius
Sensilla
Wings, Animal
Souza, A.C.
Catalá, S.
Carbajal De La Fuente, A.L.
Junqueira, A.C.V.
Phenotypic variability of the amazonian species rhodnius brethesi (Hemiptera: Reduviidae)
topic_facet Leopoldinia piassaba
Rhodnius brethesi
sensilla
specificity
wing
anatomy and histology
animal
Brazil
breeding
female
male
phenotype
Rhodnius
sensillum
wing
Animals
Brazil
Breeding
Female
Male
Phenotype
Rhodnius
Sensilla
Wings, Animal
description The wild species Rhodnius brethesi (Matta, 1919) (Hemiptera: Reduviidae) is found in areas of piassabais in microregion of Rio Negro, Amazonas, Brazil. Its geographical distribution overlaps the areas of Leopoldinia piassaba palm. In areas where palm trees are found, transmission cycle of Trypanosoma cruzi is related to the extractive activity of the palm fiber, exposing workers to wild vector transmission of this parasite. The close association with the palm tree L. piassaba suggests that this wild triatomine has special features in its sensory system allowing specificity of ecotope. The objective of the study is to identify the antennal sensilla phenotype and morphologically characterize the size and shape of the wings of wild R. brethesi, and to compare with the phenotype present in individuals reared in the laboratory. From the samples taken in the field, the presence of the species R. brethesi was found on both banks of the Rio Negro. The techniques used to verify the morphological patterns are important resources for observations of the triatomine populations, be they in an artificial or natural habitat. © The Authors 2017. Published by Oxford University Press on behalf of Entomological Society of America.
format JOUR
author Souza, A.C.
Catalá, S.
Carbajal De La Fuente, A.L.
Junqueira, A.C.V.
author_facet Souza, A.C.
Catalá, S.
Carbajal De La Fuente, A.L.
Junqueira, A.C.V.
author_sort Souza, A.C.
title Phenotypic variability of the amazonian species rhodnius brethesi (Hemiptera: Reduviidae)
title_short Phenotypic variability of the amazonian species rhodnius brethesi (Hemiptera: Reduviidae)
title_full Phenotypic variability of the amazonian species rhodnius brethesi (Hemiptera: Reduviidae)
title_fullStr Phenotypic variability of the amazonian species rhodnius brethesi (Hemiptera: Reduviidae)
title_full_unstemmed Phenotypic variability of the amazonian species rhodnius brethesi (Hemiptera: Reduviidae)
title_sort phenotypic variability of the amazonian species rhodnius brethesi (hemiptera: reduviidae)
url http://hdl.handle.net/20.500.12110/paper_00222585_v54_n4_p909_Souza
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AT catalas phenotypicvariabilityoftheamazonianspeciesrhodniusbrethesihemipterareduviidae
AT carbajaldelafuenteal phenotypicvariabilityoftheamazonianspeciesrhodniusbrethesihemipterareduviidae
AT junqueiraacv phenotypicvariabilityoftheamazonianspeciesrhodniusbrethesihemipterareduviidae
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