A new species of Rhytidognathus (Carabidae, Migadopini) from Argentina

The Migadopini are a small tribe of Carabidae with 47 species that occur in South America, Australia, and New Zealand, in the sub-Antarctic areas. In South America, most of the genera inhabit areas related to sub-Antartic Nothofagus forest except two monogeneric genera, the Ecuadorian genus Aquilex...

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Main Authors: Sergio Roig-Junent, Julia Rouaux
Format: Article
Language:English
Published: Pensoft Publishers 2012-11-01
Series:ZooKeys
Online Access:http://zookeys.pensoft.net/lib/ajax_srv/article_elements_srv.php?action=download_pdf&item_id=3414
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author Sergio Roig-Junent
Julia Rouaux
author_facet Sergio Roig-Junent
Julia Rouaux
author_sort Sergio Roig-Junent
collection DOAJ
description The Migadopini are a small tribe of Carabidae with 47 species that occur in South America, Australia, and New Zealand, in the sub-Antarctic areas. In South America, most of the genera inhabit areas related to sub-Antartic Nothofagus forest except two monogeneric genera, the Ecuadorian genus Aquilex Moret and the Pampean genus Rhytidognathus Chaudoir. These two genera are geographically isolated from the remaining five South American genera. New material of Rhytidognathus from the northeast of Buenos Aires province and from Entre Ríos province permits establishing that the previous records of Rhytidognathus ovalis (Dejean) for Argentina were erroneous and that it belongs to a new species. Based on external morphological characters and from male and female genitalia we describe Rhytidognathus platensis as a new species. In this contribution we provide illustrations, keys, habitat characteristics and some biogeographic considerations on the distribution of Rhytidognathus.
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spelling doaj.art-057a3d1da2e1426494e14f462a3b0e2a2022-12-21T23:28:19ZengPensoft PublishersZooKeys1313-29891313-29702012-11-012470456010.3897/zookeys.247.33033414A new species of Rhytidognathus (Carabidae, Migadopini) from ArgentinaSergio Roig-JunentJulia RouauxThe Migadopini are a small tribe of Carabidae with 47 species that occur in South America, Australia, and New Zealand, in the sub-Antarctic areas. In South America, most of the genera inhabit areas related to sub-Antartic Nothofagus forest except two monogeneric genera, the Ecuadorian genus Aquilex Moret and the Pampean genus Rhytidognathus Chaudoir. These two genera are geographically isolated from the remaining five South American genera. New material of Rhytidognathus from the northeast of Buenos Aires province and from Entre Ríos province permits establishing that the previous records of Rhytidognathus ovalis (Dejean) for Argentina were erroneous and that it belongs to a new species. Based on external morphological characters and from male and female genitalia we describe Rhytidognathus platensis as a new species. In this contribution we provide illustrations, keys, habitat characteristics and some biogeographic considerations on the distribution of Rhytidognathus.http://zookeys.pensoft.net/lib/ajax_srv/article_elements_srv.php?action=download_pdf&item_id=3414
spellingShingle Sergio Roig-Junent
Julia Rouaux
A new species of Rhytidognathus (Carabidae, Migadopini) from Argentina
ZooKeys
title A new species of Rhytidognathus (Carabidae, Migadopini) from Argentina
title_full A new species of Rhytidognathus (Carabidae, Migadopini) from Argentina
title_fullStr A new species of Rhytidognathus (Carabidae, Migadopini) from Argentina
title_full_unstemmed A new species of Rhytidognathus (Carabidae, Migadopini) from Argentina
title_short A new species of Rhytidognathus (Carabidae, Migadopini) from Argentina
title_sort new species of rhytidognathus carabidae migadopini from argentina
url http://zookeys.pensoft.net/lib/ajax_srv/article_elements_srv.php?action=download_pdf&item_id=3414
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