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- IOC - Artigos de Periódicos [12747]
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REVIEW AND PHYLOGENY OF LUTZSIMULIUM (DIPTERA: SIMULIIDAE)
black-fly
Brazil
cladistics
Culicomorpha
Insecta
Neotropical Region
taxonomy
Gil-Azevedo, Leonardo H. | Data do documento:
2010
Autor(es)
Afiliação
Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Simulídeos e Oncocercose. Rio de Janeiro, RJ. Brasil.
Resumo em Inglês
Lutzsimulium d’Andretta Jr & Vulcano, 1947 is an enigmatic South American genus with four species: L.
flavopubescens Lutz, 1910, L. hirticosta Lutz, 1909, L. pernigrum Lutz, 1910 and L. simplicicolor Lutz, 1910. It can be
diagnosed by median arms of furcasternum with projections; subbasal tooth of the claw reduced; wing basal cell
absent; spermatheca with net-like structure; apex of trichomes coiled (pupa); gill with two main trunks (pupa);
antennomere 3 equal to or longer than 1+2 (larva); hypostomal teeth reduced (larva); postgenal cleft deep (larva). A
morphological cladistic analysis under equal weights, with the four Lutzsimulium species and six outgroups, resulted in
two most parsimonious trees, with 81 steps, CI = 0.61 and RI = 0.68. The monophyly of the genus is corroborated,
supported by 15 synapomorphies, therefore it is proposed that Kempfsimulium Py-Daniel & Nunes de Mello, 1982 is
synonymous of Lutzsimulium. Also the status of Araucnephia Wygodzinsky & Coscarón, 1973 and Araucnephioides
Wygodzinsky & Coscarón, 1973 are revalidated, because they do not form a monophyletic group with Lutzsimulium. All
the species of Lutzsimulium are revised, with redescriptions, illustrations and identification keys for adults, pupa and
larva. The male and larva of L. flavopubescens are described for the first time..
Palavras-chave em inglês
Argentinablack-fly
Brazil
cladistics
Culicomorpha
Insecta
Neotropical Region
taxonomy
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