El subgénero Cymindidius Chaudoir perteneciente a Mimodromius Chaudoir (Lebiini, Carabidae), consideraciones sistemáticas y biogeográficas

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Fecha
07/2021
Editorial
Universidad de Guadalajara
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Dugesiana
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1405-4094
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2007-9133
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En esta contribución se establece que los subgéneros Cymindidius Chaudoir, 1876 y Cobosia Mateu, 1955 pertenecientes a Mimodromius Chaudoir, 1873 son sinónimos ya que los caracteres propuestos para definirlos no justifican que sean considerados como entidades distintas. Se designa por primera vez especie tipo para cada uno de estos dos subgéneros y se propone una nueva clave de todos los subgéneros de Mimodromius. y se provee una clave actualizada de todas las especies de Cymindidius y se redescriben todas las conocidas y describe como nueva a Mimodromius (Cymindidius) juanjosei sp. nov. Para cada especie se presentan ilustraciones de sus principales características de la morfología externa, así como de los registros conocidos y nuevos para todas las especies, presentándolos también en mapas. Se realiza un breve análisis biogeográfico generando los trazos individuales de cada subgénero de Mimodromius, reconociéndose dos trazos generalizados, uno en el occidente de los Andes desde Chile Central hasta el Páramo ecuatoriano y un segundo al oriente de los Andes a lo largo de la Argentina llegando hasta la Puna en Bolivia.
In this contribution, the subgenera Cymindidius Chaudoir, 1876 and Cobosia Mateu, 1955 that belong to the genus Mimodromius Chaudoir, 1873 are stated as synonymous as the characters proposed to differentiate them are do not define them as different entities. Type species of both subgenera are designated here; a new key of all subgenera of Mimodromius is proposed; an updated key of all species of Cymindidius is provided; a redescription of all known species is presented, and Mimodromius (Cymindidius) juanjosei sp. nov., is described as new. Illustrations of the principal external morphological characters of each species are presented, and a complete list of known localities and maps of distribution for each species are also included. The distribution of the genus Mimodromius is according with the South American Transitional Zone. A brief panbiogeographic analysis constructing the individual tracks of each subgenera was done, revealing the presence of two main generalized tracks -both related with the Andes mountains-: one in the oriental Andes, from Central Chile to the Ecuadorian Páramo, and the other in the occidental Andes, along to the Argentina and reaching the Puna in Bolivia.
In this contribution, the subgenera Cymindidius Chaudoir, 1876 and Cobosia Mateu, 1955 that belong to the genus Mimodromius Chaudoir, 1873 are stated as synonymous as the characters proposed to differentiate them are do not define them as different entities. Type species of both subgenera are designated here; a new key of all subgenera of Mimodromius is proposed; an updated key of all species of Cymindidius is provided; a redescription of all known species is presented, and Mimodromius (Cymindidius) juanjosei sp. nov., is described as new. Illustrations of the principal external morphological characters of each species are presented, and a complete list of known localities and maps of distribution for each species are also included. The distribution of the genus Mimodromius is according with the South American Transitional Zone. A brief panbiogeographic analysis constructing the individual tracks of each subgenera was done, revealing the presence of two main generalized tracks -both related with the Andes mountains-: one in the oriental Andes, from Central Chile to the Ecuadorian Páramo, and the other in the occidental Andes, along to the Argentina and reaching the Puna in Bolivia.
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