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| Format: | Artículo científico |
| Language: | en |
| Published: |
Universidad de Costa Rica
2011
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| Online Access: | https://www.redalyc.org/articulo.oa?id=44920903016 |
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Table of Contents:
- Five new species of the genus Sphelodon (Hymenoptera: Ichneumonidae) from Brazil with a key to the Neotropical species Andrés Herrera Angélica Penteado-Dias Biología wasps Glyptini taxonomy South America identification key The parasitoid wasp family Ichneumonidae currently includes approximately 37 subfamilies worldwide. Banchinae subfamily is a cosmopolitan group with three tribes: Atrophini, Banchini and Glyptini, this last characterized with oblique grooves on tergites II-IV, a dorsal subapical notch on the ovipositor, and a median apical impression in the subgenital plate. From the latter tribe, the genus Sphelodon, with eight species reported, can be recognized for the presence of a prominent basolateral tooth in the first abdominal tergite. Significant previous comprehensive studies for that group have been done in Costa Rica by local and international experts, but it is highly probable that many species remain undescribed in the region; before this survey, only one species (S. annulicornis) was registered from Brazil. The material reviewed in this study was obtained from main entomological collections of Southeast and South Brazil, from localities corresponding to 17 of the 27 States of the country, although most of the specimens (70.3%) were collected in São Paulo State. Approximately 3 000 specimens of the subfamily have been examined, 29 belonging to Sphelodon. The description format in this work broadly follows previous works; the species were illustrated through SEM in low vacuum mode (without uncoated the specimens). Here five new species of the genus Sphelodon are described and illustrated, one of these (S. brunicornis), differs from the rest of the species by lacking a median band in the flagellum. An identification key to the Neotropical species is provided. 2011 artículo científico 0034-7744 https://www.redalyc.org/articulo.oa?id=44920903016 en http://www.redalyc.org/revista.oa?id=449 Revista de Biología Tropical application/pdf Universidad de Costa Rica Revista de Biología Tropical (Costa Rica) Num.4 Vol.59