On Thaicypris panhai gen. et sp. nov., a new herpetocypridine ostracod (Crustacea: Ostracoda: Cyprididae) from Thailand

A new genus, Thaicypris gen. nov., in the tribe Herpetocypridini Kaufmann, 1900 of the subfamily Herpetocypridinae Kaufmann, 1900 is established to accommodate a new species from Thailand. The present contribution deals with the description of a new genus and species, Thaicypris panhai gen. et sp. n...

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Main Author: Sukonthip Savatenalinton 
Format: Article
Language:English
Published: Consortium of European Natural History Museums 2022-01-01
Series:European Journal of Taxonomy
Subjects:
Online Access:https://europeanjournaloftaxonomy.eu/index.php/ejt/article/view/1617
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author Sukonthip Savatenalinton 
author_facet Sukonthip Savatenalinton 
author_sort Sukonthip Savatenalinton 
collection DOAJ
description A new genus, Thaicypris gen. nov., in the tribe Herpetocypridini Kaufmann, 1900 of the subfamily Herpetocypridinae Kaufmann, 1900 is established to accommodate a new species from Thailand. The present contribution deals with the description of a new genus and species, Thaicypris panhai gen. et sp. nov., which is mainly characterized by the distinctive and raised, inwardly displaced selvage at the postero-ventral part of the right valve (RV) that is not parallel to the valve margin, the absence of an anterior inner list on the RV, the prominent and elevated double inner list on the posterior part of the left valve, the small and three-segmented Rome organ on the first antenna (A1), the spatulated terminal segment of the maxillular (Mx1) palp, the slender caudal ramus (CR) with long and thin Sp seta, the presence of basal triangle on the CR attachment, and the pointed projection at the terminal segment base of the prehensile palps. The hemipenis of the new genus and species is outstanding, especially the medial lateral shield which has a long, beak-shaped protrusion on the distal part. The discovery of this Thai taxon is the first record of the tribe Herpetocypridini in Thailand and the second species of the tribe in Southeast Asia.
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spelling doaj.art-5524628d337e48b8a43830c3386b7b6b2022-12-21T19:45:39ZengConsortium of European Natural History MuseumsEuropean Journal of Taxonomy2118-97732022-01-01787110.5852/ejt.2021.787.1617On Thaicypris panhai gen. et sp. nov., a new herpetocypridine ostracod (Crustacea: Ostracoda: Cyprididae) from ThailandSukonthip Savatenalinton  0Department of Biology, Faculty of Science, Mahasarakham University, Maha Sarakham 44150, ThailandA new genus, Thaicypris gen. nov., in the tribe Herpetocypridini Kaufmann, 1900 of the subfamily Herpetocypridinae Kaufmann, 1900 is established to accommodate a new species from Thailand. The present contribution deals with the description of a new genus and species, Thaicypris panhai gen. et sp. nov., which is mainly characterized by the distinctive and raised, inwardly displaced selvage at the postero-ventral part of the right valve (RV) that is not parallel to the valve margin, the absence of an anterior inner list on the RV, the prominent and elevated double inner list on the posterior part of the left valve, the small and three-segmented Rome organ on the first antenna (A1), the spatulated terminal segment of the maxillular (Mx1) palp, the slender caudal ramus (CR) with long and thin Sp seta, the presence of basal triangle on the CR attachment, and the pointed projection at the terminal segment base of the prehensile palps. The hemipenis of the new genus and species is outstanding, especially the medial lateral shield which has a long, beak-shaped protrusion on the distal part. The discovery of this Thai taxon is the first record of the tribe Herpetocypridini in Thailand and the second species of the tribe in Southeast Asia.https://europeanjournaloftaxonomy.eu/index.php/ejt/article/view/1617HerpetocypridinicrustaceantaxonomybiodiversitySoutheast Asia
spellingShingle Sukonthip Savatenalinton 
On Thaicypris panhai gen. et sp. nov., a new herpetocypridine ostracod (Crustacea: Ostracoda: Cyprididae) from Thailand
European Journal of Taxonomy
Herpetocypridini
crustacean
taxonomy
biodiversity
Southeast Asia
title On Thaicypris panhai gen. et sp. nov., a new herpetocypridine ostracod (Crustacea: Ostracoda: Cyprididae) from Thailand
title_full On Thaicypris panhai gen. et sp. nov., a new herpetocypridine ostracod (Crustacea: Ostracoda: Cyprididae) from Thailand
title_fullStr On Thaicypris panhai gen. et sp. nov., a new herpetocypridine ostracod (Crustacea: Ostracoda: Cyprididae) from Thailand
title_full_unstemmed On Thaicypris panhai gen. et sp. nov., a new herpetocypridine ostracod (Crustacea: Ostracoda: Cyprididae) from Thailand
title_short On Thaicypris panhai gen. et sp. nov., a new herpetocypridine ostracod (Crustacea: Ostracoda: Cyprididae) from Thailand
title_sort on thaicypris panhai gen et sp nov a new herpetocypridine ostracod crustacea ostracoda cyprididae from thailand
topic Herpetocypridini
crustacean
taxonomy
biodiversity
Southeast Asia
url https://europeanjournaloftaxonomy.eu/index.php/ejt/article/view/1617
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