Martensina thailandica gen. et sp. nov. a freshwater ostracod representing a new subfamily of Cyprididae, Martensininae subfam. nov. (Crustacea: Ostracoda) from Thailand

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چکیده

Martensina thailandica gen. et sp. nov., a freshwater ostracod species representing new subfamily, Martensininae subfam. in the family Cyprididae, is here described from swamp Maha Sarakham Province, Thailand. The genus and mainly characterized by 7-segmented antennula which has Rome organ remarkably long aesthetasc ya, morphology of sexually dimorphic antenna (A2), markedly elongated A2 terminal segment, short thin ?- ?-setae on mandibular palp, segment maxillula, obviously 2-segmented male prehensile presence d1 d2 setae protopod second thoracopod (T2), T2, distinctive third bearing three setae, well-developed caudal ramus, large hemipenis complex internal structure, Zenker with funnel-shaped ends numerous spiny whorls.

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ژورنال

عنوان ژورنال: European journal of taxonomy

سال: 2022

ISSN: ['2118-9773']

DOI: https://doi.org/10.5852/ejt.2022.836.1911