Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico

Lasioglossum is a large genus of halictid bees with high species diversity in morphologically rather cryptic species groups. With more than 1900 described species, the taxonomy of the genus is complex and largely unresolved in many regions. For practical reasons, systematic reviews are restricted i...

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Main Authors: Patricia Landaverde-González, Joel Gardner, Humberto Moo-Valle, José Javier G. Quezada-Euán, Ricardo Ayala, Martin Husemann
Format: Article
Language:English
Published: Consortium of European Natural History Museums 2023-03-01
Series:European Journal of Taxonomy
Subjects:
Online Access:http://www.europeanjournaloftaxonomy.eu/index.php/ejt/article/view/2079
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author Patricia Landaverde-González
Joel Gardner
Humberto Moo-Valle
José Javier G. Quezada-Euán
Ricardo Ayala
Martin Husemann
author_facet Patricia Landaverde-González
Joel Gardner
Humberto Moo-Valle
José Javier G. Quezada-Euán
Ricardo Ayala
Martin Husemann
author_sort Patricia Landaverde-González
collection DOAJ
description Lasioglossum is a large genus of halictid bees with high species diversity in morphologically rather cryptic species groups. With more than 1900 described species, the taxonomy of the genus is complex and largely unresolved in many regions. For practical reasons, systematic reviews are restricted in scope either geographically or to particular species groups. In this study we focus on the subgenus Dialictus of the genus Lasioglossum from the Yucatán Peninsula in Mexico. In previous studies we identified members of the genus as important pollinators of cash crops in the region, and genetic analyses suggested the existence of seven molecular taxonomic units (mOTU). Based on additional morphological differences, we here describe these mOTUs as novel species, Lasioglossum (Dialictus) yucatanense Landaverde-González sp. nov., L. (D.) paxtoni Landaverde-González sp. nov., L. (D.) ameshoferi Landaverde-González sp. nov., L. (D.) aureoviride Landaverde-González & Husemann sp. nov., L. (D.) paralepidii Gardner sp. nov., L. (D.) milpa Landaverde-González sp. nov. and L. (D.) nanotegula Landaverde-González & Husemann sp. nov., and provide keys and images to assist in their identification.
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spelling doaj.art-a78b4b59565245338f4d4bcf0c105f4a2023-03-22T21:38:21ZengConsortium of European Natural History MuseumsEuropean Journal of Taxonomy2118-97732023-03-01862110.5852/ejt.2023.862.2079Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico Patricia Landaverde-González0Joel Gardner1Humberto Moo-Valle2José Javier G. Quezada-Euán3Ricardo Ayala4Martin Husemann5General Zoology, Institute for Biology, Martin-Luther University Halle-Wittenberg, Hoher Weg 8, 06120 Halle (Saale), GermanyDepartment of Entomology, University of Manitoba, 12 Dafoe Rd., Winnipeg, Manitoba, R3T2N2, CanadaDepartamento de Apicultura Tropical, Campus Ciencias Biológicas y Agropecuarias, Universidad Autónoma de Yucatán, Mérida, MexicoDepartamento de Apicultura Tropical, Campus Ciencias Biológicas y Agropecuarias, Universidad Autónoma de Yucatán, Mérida, MexicoEstación de Biología Chamela, Instituto de Biología, Universidad Nacional Autónoma de México (UNAM), Apartado Postal 21, San Patricio Jalisco, 48980, MexicoCentrum für Naturkunde, University of Hamburg, Martin-Luther-King-Platz 3, 20146 Hamburg, Germany Lasioglossum is a large genus of halictid bees with high species diversity in morphologically rather cryptic species groups. With more than 1900 described species, the taxonomy of the genus is complex and largely unresolved in many regions. For practical reasons, systematic reviews are restricted in scope either geographically or to particular species groups. In this study we focus on the subgenus Dialictus of the genus Lasioglossum from the Yucatán Peninsula in Mexico. In previous studies we identified members of the genus as important pollinators of cash crops in the region, and genetic analyses suggested the existence of seven molecular taxonomic units (mOTU). Based on additional morphological differences, we here describe these mOTUs as novel species, Lasioglossum (Dialictus) yucatanense Landaverde-González sp. nov., L. (D.) paxtoni Landaverde-González sp. nov., L. (D.) ameshoferi Landaverde-González sp. nov., L. (D.) aureoviride Landaverde-González & Husemann sp. nov., L. (D.) paralepidii Gardner sp. nov., L. (D.) milpa Landaverde-González sp. nov. and L. (D.) nanotegula Landaverde-González & Husemann sp. nov., and provide keys and images to assist in their identification. http://www.europeanjournaloftaxonomy.eu/index.php/ejt/article/view/2079ApoideaNeotropicssensillasweat beewing morphometry
spellingShingle Patricia Landaverde-González
Joel Gardner
Humberto Moo-Valle
José Javier G. Quezada-Euán
Ricardo Ayala
Martin Husemann
Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico
European Journal of Taxonomy
Apoidea
Neotropics
sensilla
sweat bee
wing morphometry
title Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico
title_full Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico
title_fullStr Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico
title_full_unstemmed Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico
title_short Seven new species of Lasioglossum (Dialictus) Robertson, 1902 (Hymenoptera: Halictidae: Halictini) from the Yucatán Peninsula, Mexico
title_sort seven new species of lasioglossum dialictus robertson 1902 hymenoptera halictidae halictini from the yucatan peninsula mexico
topic Apoidea
Neotropics
sensilla
sweat bee
wing morphometry
url http://www.europeanjournaloftaxonomy.eu/index.php/ejt/article/view/2079
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