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Twigs occupied by Pheidole Westwood, 1839: Is there a difference between species?

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Autor(es):
Barrosol, Suellen C. ; Longui, Eduardo L. ; Fernandes, Tae T. ; Oliveir, Carla M. ; Ferreira, Alexandre C. ; Silva, Rogerio R. ; Morini, Maria Santina C.
Número total de Autores: 7
Tipo de documento: Artigo Científico
Fonte: Biota Neotropica; v. 20, n. 2, p. 5-pg., 2020-01-01.
Resumo

Pheidole is a genus with wide geographical distribution and diversity, especially in the leaf litter of neotropical forests, where nests are found at the soil-litter interface, in the soil and vegetation, among leaves, seeds, and twigs. Despite the availability of twigs and Pheidole species diversity in the leaf litter, most of this resource is not occupied, which suggests the existence of filters. This study analyzes whether twigs occupied by Pheidole species differ for the outer structure and anatomy of the wood. Twigs were collected from preservedAtlantic Forest fragments in southeastern Brazil. Twigs with Pheidole colonies were measured and the wood anatomy analyzed. We collected 224 twigs with Pheidole colonies, but the analysis was done at 41% due to wood decomposition. Five species were recorded in these twigs, which differ for the outer structure and anatomy of the wood. These results suggest the existence of preference in the occupation of twigs determined by wood structure. (AU)

Processo FAPESP: 13/16861-5 - Recursos na serapilheira em áreas do domínio Atlântico do sudeste brasileiro: associação entre morfologia de formigas e estrutura do ninho
Beneficiário:Maria Santina de Castro Morini
Modalidade de apoio: Auxílio à Pesquisa - Regular