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Natural history and systematic position of Rhetus belphegor (n. comb.) (Lepidoptera: Riodinidae), an endangered butterfly with narrow distribution in Southeast Brazil

Kaminski, Lucas A. ; Soares, Gloria R. ; Seraphim, Noemy ; Wahlberg, Niklas LU ; Marini-Filho, Onildo J. and Freitas, André V. L. (2015) In Journal of Insect Conservation 19(6). p.1141-1151
Abstract
The riodinid Rhetus belphegor (Westwood) (n. comb., previously in the genus Nirodia) is a critically endangered butterfly confined to the “campos rupestres”; a high-altitude rocky outcrop vegetation from southeast Brazil. The aim of this study is to unveil its biology and evaluate its systematic position. Based on museum data and public contribution of data (in the context of citizen science), R. belphegor is restricted to the “Espinhaço Mountain Chain”, and occurs exclusively above 1000 m. Adults were found resting upside down on rock walls. Females searched for host plants during the hottest hours of the day, depositing 1–2 eggs on leaves of the herbaceous subshrub Microstachys serrulata (Euphorbiaceae). The non-myrmecophilous larvae... (More)
The riodinid Rhetus belphegor (Westwood) (n. comb., previously in the genus Nirodia) is a critically endangered butterfly confined to the “campos rupestres”; a high-altitude rocky outcrop vegetation from southeast Brazil. The aim of this study is to unveil its biology and evaluate its systematic position. Based on museum data and public contribution of data (in the context of citizen science), R. belphegor is restricted to the “Espinhaço Mountain Chain”, and occurs exclusively above 1000 m. Adults were found resting upside down on rock walls. Females searched for host plants during the hottest hours of the day, depositing 1–2 eggs on leaves of the herbaceous subshrub Microstachys serrulata (Euphorbiaceae). The non-myrmecophilous larvae developed through six instars and the developmental time from egg to adult was ~50 days. Larvae are covered with abundant setae. Morphology of immature stages and molecular phylogenetic analysis showed that Nirodia is part of Rhetus, justifying the generic change. Our data supports that Nirodia is the only species in its clade associated with high mountains, in contrast to its lowland congeners. The description of the immature biology and clarification on its systematic position are essential steps for the establishment of better and more effective conservation efforts for this magnificent Brazilian butterfly. (Less)
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organization
publishing date
type
Contribution to journal
publication status
published
subject
in
Journal of Insect Conservation
volume
19
issue
6
pages
1141 - 1151
publisher
Springer
external identifiers
  • scopus:84948712039
ISSN
1366-638X
DOI
10.1007/s10841-015-9829-7
language
English
LU publication?
yes
id
c04f3f24-6537-4557-90bd-8d60fa3daac9 (old id 8309950)
date added to LUP
2016-04-01 10:41:15
date last changed
2022-02-02 20:05:16
@article{c04f3f24-6537-4557-90bd-8d60fa3daac9,
  abstract     = {{The riodinid Rhetus belphegor (Westwood) (n. comb., previously in the genus Nirodia) is a critically endangered butterfly confined to the “campos rupestres”; a high-altitude rocky outcrop vegetation from southeast Brazil. The aim of this study is to unveil its biology and evaluate its systematic position. Based on museum data and public contribution of data (in the context of citizen science), R. belphegor is restricted to the “Espinhaço Mountain Chain”, and occurs exclusively above 1000 m. Adults were found resting upside down on rock walls. Females searched for host plants during the hottest hours of the day, depositing 1–2 eggs on leaves of the herbaceous subshrub Microstachys serrulata (Euphorbiaceae). The non-myrmecophilous larvae developed through six instars and the developmental time from egg to adult was ~50 days. Larvae are covered with abundant setae. Morphology of immature stages and molecular phylogenetic analysis showed that Nirodia is part of Rhetus, justifying the generic change. Our data supports that Nirodia is the only species in its clade associated with high mountains, in contrast to its lowland congeners. The description of the immature biology and clarification on its systematic position are essential steps for the establishment of better and more effective conservation efforts for this magnificent Brazilian butterfly.}},
  author       = {{Kaminski, Lucas A. and Soares, Gloria R. and Seraphim, Noemy and Wahlberg, Niklas and Marini-Filho, Onildo J. and Freitas, André V. L.}},
  issn         = {{1366-638X}},
  language     = {{eng}},
  number       = {{6}},
  pages        = {{1141--1151}},
  publisher    = {{Springer}},
  series       = {{Journal of Insect Conservation}},
  title        = {{Natural history and systematic position of Rhetus belphegor (n. comb.) (Lepidoptera: Riodinidae), an endangered butterfly with narrow distribution in Southeast Brazil}},
  url          = {{http://dx.doi.org/10.1007/s10841-015-9829-7}},
  doi          = {{10.1007/s10841-015-9829-7}},
  volume       = {{19}},
  year         = {{2015}},
}