Borboletas frugívoras de fragmentos de Mata Atlântica no noroeste do Rio Grande do Sul, Brasil (Lepidoptera: Nymphalidae)
Author(s) -
Thamyrys Pinho Da Silva,
Willian Falcão Pias,
Ricardo Giovenardi
Publication year - 2018
Publication title -
entomobrasilis
Language(s) - Portuguese
Resource type - Journals
ISSN - 1983-0572
DOI - 10.12741/ebrasilis.v11i2.773
Subject(s) - nymphalidae , geography , forestry , biology , lepidoptera genitalia , humanities , ecology , philosophy
Resumo: O presente estudo teve como objetivo principal fornecer uma lista e avaliar a diversidade das especies de borboletas frugivoras em dois fragmentos de Floresta Estacional Decidual no noroeste do Rio Grande do Sul. As amostragens foram mensais entre junho de 2014 a marco de 2015. Para a captura das borboletas foram utilizadas armadilhas com isca atrativa a base de banana fermentada em caldo de cana. Apos um esforco amostral de 4800 horas, foram amostrados 760 individuos distribuidos em 49 especies de borboletas. Satyrinae foi a subfamilia com maior riqueza e abundância de especies. Hypothyris euclea laphria (Doubleday) representou um novo registro para o estado. A abundância de borboletas apresentou-se de forma heterogenea em ambos os fragmentos no decorrer dos meses amostrados. Apesar de ser um inventariamento de curto prazo, a riqueza de borboletas foi bastante representativa no noroeste do Rio Grande do Sul. Recomenda-se intensificar estudos semelhantes, para prover informacoes no intuito de conservacao dos habitats. Butterflies from Atlantic Forest fragments in northwest of Rio Grande do Sul, Brasil (Lepidoptera: Nymphalidae) Abstract. This study aimed to provide a list and evaluate the diversity of species of fruit-feeding butterflies in two fragments of Decidual Seasonal Forest in the northwest of Rio Grande do Sul. Samples were collected monthly, between June 2014 and March 2015. Traps with attractive baits of fermented banana in sugar cane juice were used to capture the butterflies. After a 4800 hours sampling effort, 760 butterflies were sampled and distributed into 49 species. Satyrinae was the family with the greatest wealth and abundance of species. Hypothyris euclea laphria (Doubleday) represented a new registry for the state. The abundance of butterflies was heterogeneous in both fragments during the months sampled. Despite being a short-term inventory, butterfly richness was quite representative in the northwest of Rio Grande do Sul. It is recommended to intensify similar studies to provide information for the conservation of habitats.
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