Taxonomic reappraisal of the European fauna of the bark beetle genus Cryphalus (Coleoptera, Curculionidae, Scolytinae)

Species in the genus Cryphalus are small and notoriously difficult to identify. Even among the relatively well studied European species, erroneous identifications are evident from literature and in museum collections. These misidentifications relate to the small size and similar appearance of Crypha...

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Main Authors: Mathias Just Justesen, Aslak Kappel Hansen, Miloš Knížek, Åke Lindelow, Alexey Solodovnikov, Hans Peter Ravn
Format: Article
Language:English
Published: Pensoft Publishers 2023-09-01
Series:ZooKeys
Online Access:https://zookeys.pensoft.net/article/101388/download/pdf/
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author Mathias Just Justesen
Aslak Kappel Hansen
Miloš Knížek
Åke Lindelow
Alexey Solodovnikov
Hans Peter Ravn
author_facet Mathias Just Justesen
Aslak Kappel Hansen
Miloš Knížek
Åke Lindelow
Alexey Solodovnikov
Hans Peter Ravn
author_sort Mathias Just Justesen
collection DOAJ
description Species in the genus Cryphalus are small and notoriously difficult to identify. Even among the relatively well studied European species, erroneous identifications are evident from literature and in museum collections. These misidentifications relate to the small size and similar appearance of Cryphalus species but they are also a product of insufficient diagnostic characters. This is especially unfortunate since some European species are considered pests. Based on the study of more than 1000 specimens and a thorough literature review, robust morphological and molecular evidence supporting all five hitherto recognised native species of Cryphalus in Europe is provided. A key for the reliable identification of these repetition species including new diagnostic characters recognised for the first time, including those from male genitalia, has been constructed. Each native species is provided with a detailed morphological description and their economic significance, distribution, and ecology discussed. Significant genetic variability is observed between certain clusters that should be further explored in a broader geographic context. Lastly, the need for a taxonomic revision of the genus Cryphalus for the entire Palearctic region due to the presence of many similar looking species which are often confused, thus distorting the knowledge of each species is highlighted.
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spelling doaj.art-d4d4785d6302461ea137e62042bb5a502023-09-10T08:11:06ZengPensoft PublishersZooKeys1313-29702023-09-0111796310510.3897/zookeys.1179.101388101388Taxonomic reappraisal of the European fauna of the bark beetle genus Cryphalus (Coleoptera, Curculionidae, Scolytinae)Mathias Just Justesen0Aslak Kappel Hansen1Miloš Knížek2Åke Lindelow3Alexey Solodovnikov4Hans Peter Ravn5University of CopenhagenUniversity of CopenhagenForestry and Game Management Research InstituteSwedish university of agricultural sciencesUniversity of CopenhagenUniversity of CopenhagenSpecies in the genus Cryphalus are small and notoriously difficult to identify. Even among the relatively well studied European species, erroneous identifications are evident from literature and in museum collections. These misidentifications relate to the small size and similar appearance of Cryphalus species but they are also a product of insufficient diagnostic characters. This is especially unfortunate since some European species are considered pests. Based on the study of more than 1000 specimens and a thorough literature review, robust morphological and molecular evidence supporting all five hitherto recognised native species of Cryphalus in Europe is provided. A key for the reliable identification of these repetition species including new diagnostic characters recognised for the first time, including those from male genitalia, has been constructed. Each native species is provided with a detailed morphological description and their economic significance, distribution, and ecology discussed. Significant genetic variability is observed between certain clusters that should be further explored in a broader geographic context. Lastly, the need for a taxonomic revision of the genus Cryphalus for the entire Palearctic region due to the presence of many similar looking species which are often confused, thus distorting the knowledge of each species is highlighted.https://zookeys.pensoft.net/article/101388/download/pdf/
spellingShingle Mathias Just Justesen
Aslak Kappel Hansen
Miloš Knížek
Åke Lindelow
Alexey Solodovnikov
Hans Peter Ravn
Taxonomic reappraisal of the European fauna of the bark beetle genus Cryphalus (Coleoptera, Curculionidae, Scolytinae)
ZooKeys
title Taxonomic reappraisal of the European fauna of the bark beetle genus Cryphalus (Coleoptera, Curculionidae, Scolytinae)
title_full Taxonomic reappraisal of the European fauna of the bark beetle genus Cryphalus (Coleoptera, Curculionidae, Scolytinae)
title_fullStr Taxonomic reappraisal of the European fauna of the bark beetle genus Cryphalus (Coleoptera, Curculionidae, Scolytinae)
title_full_unstemmed Taxonomic reappraisal of the European fauna of the bark beetle genus Cryphalus (Coleoptera, Curculionidae, Scolytinae)
title_short Taxonomic reappraisal of the European fauna of the bark beetle genus Cryphalus (Coleoptera, Curculionidae, Scolytinae)
title_sort taxonomic reappraisal of the european fauna of the bark beetle genus cryphalus coleoptera curculionidae scolytinae
url https://zookeys.pensoft.net/article/101388/download/pdf/
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