NA, Aravind and Páll-Gergely, Barna (2023) Two Extraordinary Alycaeid Species From Northeastern India (Gastropoda: Caenogastropoda: Cyclophoroidea). Acta Zoologica Academiae Scientiarum Hungarica.

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Abstract

The members of the family Alycaeidae are distributed from Southern India to Japan. The Himalayan region is one of the centres of their diversity in terms of the number of species and genera (Páll-Gergely et al. 2020, 2021). Investigation of Himalayan Alycaeidae started in the middle of the 19th century (Benson 1857, 1859), and became most intensive at the end of the 19th and the beginning of the 20th centuries (Godwin-Austen 1871, 1874, 1875, 1876, 1882–1920, Möllendorff 1897a), while recent investigation benefited from renewed biodiversity research in less explored regions of the world (Aravind & Páll Gergely 2018). In this paper, we report Cycloryx pemaledai Gittenberger et Sherub, 2022, from India (Sikkim), for the first time, which was originally described from Bhutan. urthermore, we describe a new species of Alycaeidae, Alycaeus himalayae sp. n., from Arunachal Pradesh, India. The latter species is a surprise because all other known Alycaeus species are reported from Laos, Vietnam, southern Thailand and Peninsular Malaysia, making this discovery interesting from the geographical point of view.

Item Type: Article
Additional Information: Copyright of this article belongs to the authors. Published by the Hungarian Natural History Museum and the Biological Section of the Hungarian Academy of Sciences. The journal uses a CC BY-NC license.
Uncontrolled Keywords: new species, biogeography, taxonomy, shell, Himalaya
Subjects: A ATREE Publications > G Journal Papers
Divisions: SM Sehgal Foundation Centre for Biodiversity and Conservation
Depositing User: Ms Suchithra R
Date Deposited: 26 Nov 2025 07:14
Last Modified: 05 Dec 2025 08:21
URI: http://archives.atree.org/id/eprint/647

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