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New species of Bidessonotus Regimbart, 1895 with a review of the South American species (Coleoptera, Adephaga, Dytiscidae, Hydroporinae, Bidessini).


ABSTRACT: The South American species of the New World genus Bidessonotus Régimbart, 1895 are reviewed with descriptions of seven new species. This brings the total number of valid Bidessonotus species to 37, making it the largest Bidessini genus in the New World. The new species are Bidessonotus annaesp. n. (Venezuela), Bidessonotus josiahisp. n. (Venezuela), Bidessonotus palecephalussp. n. (Venezuela), Bidessonotus reductussp. n. (Venezuela), Bidessonotus septimussp. n. (Venezuela), Bidessonotus spinosussp. n. (Venezuela), and Bidessonotus valdezisp. n. (Guyana, Suriname). New distribution records are provided for many other South American Bidessonotus species. The main diagnostic features of Bidessonotus species are in the male genitalia, and these are illustrated for all South American species. Diagnostic features, distributions (including distribution maps), and additional comments are provided for all South American species.

SUBMITTER: Miller KB 

PROVIDER: S-EPMC5096411 | biostudies-literature | 2016

REPOSITORIES: biostudies-literature

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New species of <i>Bidessonotus</i> Régimbart, 1895 with a review of the South American species (Coleoptera, Adephaga, Dytiscidae, Hydroporinae, Bidessini).

Miller Kelly B KB  

ZooKeys 20161006 622


The South American species of the New World genus <i>Bidessonotus</i> Régimbart, 1895 are reviewed with descriptions of seven new species. This brings the total number of valid <i>Bidessonotus</i> species to 37, making it the largest Bidessini genus in the New World. The new species are <i>Bidessonotus annae</i><b>sp. n.</b> (Venezuela), <i>Bidessonotus josiahi</i><b>sp. n.</b> (Venezuela), <i>Bidessonotus palecephalus</i><b>sp. n.</b> (Venezuela), <i>Bidessonotus reductus</i><b>sp. n.</b> (Vene  ...[more]

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