Artigo

A new species of Crenitulus Winters, 1926 (Coleoptera: Hydrophilidae: Chaetarthrinae: Anacaenini) from northern South America

A new species of the genus Crenitulus Winters, 1926 (Hydrophilidae: Chaetarthrinae: Anacaenini), C. clarksoni sp. nov. is described from northern Brazil and Guyana. The new species can be distinguished from other species of Crenitulus by the following combination of characteristics: body size 1.6-1....

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Autor principal: Santana, Larissa
Outros Autores: Benetti, Cesar João, Pes, Ana Maria
Grau: Artigo
Idioma: English
Publicado em: Zootaxa 2020
Acesso em linha: https://repositorio.inpa.gov.br/handle/1/17048
id oai:repositorio:1-17048
recordtype dspace
spelling oai:repositorio:1-17048 A new species of Crenitulus Winters, 1926 (Coleoptera: Hydrophilidae: Chaetarthrinae: Anacaenini) from northern South America Santana, Larissa Benetti, Cesar João Pes, Ana Maria A new species of the genus Crenitulus Winters, 1926 (Hydrophilidae: Chaetarthrinae: Anacaenini), C. clarksoni sp. nov. is described from northern Brazil and Guyana. The new species can be distinguished from other species of Crenitulus by the following combination of characteristics: body size 1.6-1.8 mm in length; clypeus, frons, pronotum and elytra black, pronotum with distinctly demarcated yellow lateral margins; presence of dorsal pubescence and longitudinal rows of coarser punctures on lateral margins of elytra; apical antennomere 1.5 times longer than wide and 2.5 times longer than antennomere 8; maxillary palpi 2.5 times longer than wide and 2.2 times longer than palpomere 3; mesoventrite nearly flat; procoxae with strong, large spines; femoral pubescence confined to anterior margin and proximal portion; by phallobase as long as parameres; by parameres narrowed apically with the apex rounded and by the median lobe slightly shorter than parameres with corona in subapical position. Copyright © 2017 Magnolia Press. 2020-06-15T21:38:25Z 2020-06-15T21:38:25Z 2017 Artigo https://repositorio.inpa.gov.br/handle/1/17048 10.11646/zootaxa.4319.1.9 en Volume 4319, Número 1, Pags. 169-176 Restrito Zootaxa
institution Instituto Nacional de Pesquisas da Amazônia - Repositório Institucional
collection INPA-RI
language English
description A new species of the genus Crenitulus Winters, 1926 (Hydrophilidae: Chaetarthrinae: Anacaenini), C. clarksoni sp. nov. is described from northern Brazil and Guyana. The new species can be distinguished from other species of Crenitulus by the following combination of characteristics: body size 1.6-1.8 mm in length; clypeus, frons, pronotum and elytra black, pronotum with distinctly demarcated yellow lateral margins; presence of dorsal pubescence and longitudinal rows of coarser punctures on lateral margins of elytra; apical antennomere 1.5 times longer than wide and 2.5 times longer than antennomere 8; maxillary palpi 2.5 times longer than wide and 2.2 times longer than palpomere 3; mesoventrite nearly flat; procoxae with strong, large spines; femoral pubescence confined to anterior margin and proximal portion; by phallobase as long as parameres; by parameres narrowed apically with the apex rounded and by the median lobe slightly shorter than parameres with corona in subapical position. Copyright © 2017 Magnolia Press.
format Artigo
author Santana, Larissa
spellingShingle Santana, Larissa
A new species of Crenitulus Winters, 1926 (Coleoptera: Hydrophilidae: Chaetarthrinae: Anacaenini) from northern South America
author2 Benetti, Cesar João
Pes, Ana Maria
author2Str Benetti, Cesar João
Pes, Ana Maria
title A new species of Crenitulus Winters, 1926 (Coleoptera: Hydrophilidae: Chaetarthrinae: Anacaenini) from northern South America
title_short A new species of Crenitulus Winters, 1926 (Coleoptera: Hydrophilidae: Chaetarthrinae: Anacaenini) from northern South America
title_full A new species of Crenitulus Winters, 1926 (Coleoptera: Hydrophilidae: Chaetarthrinae: Anacaenini) from northern South America
title_fullStr A new species of Crenitulus Winters, 1926 (Coleoptera: Hydrophilidae: Chaetarthrinae: Anacaenini) from northern South America
title_full_unstemmed A new species of Crenitulus Winters, 1926 (Coleoptera: Hydrophilidae: Chaetarthrinae: Anacaenini) from northern South America
title_sort new species of crenitulus winters, 1926 (coleoptera: hydrophilidae: chaetarthrinae: anacaenini) from northern south america
publisher Zootaxa
publishDate 2020
url https://repositorio.inpa.gov.br/handle/1/17048
_version_ 1787141927401947136
score 11.674684

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