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Bornean freshwater crabs of the genus Arachnothelphusa gen. nov. (Crustacea: Decapoda: Brachyura: Gecarcinucidae)

Peter K. L. Ng

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Abstract

A new genus, Arachnothelphusa gen. nov., is established for five species of Bornean freshwater crabs (Gecarcinucidae) previously placed in Thelphusula Bott, 1969. One species from Sabah, A. terrapes, is here described as new. The genus is characterised by its long ambulatory legs, shape of the carapace and structure of the male pleopods.

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A new genus, Arachnothelphusa gen. nov., is established for five species of Bornean freshwater crabs (Gecarcinucidae) previously placed in Thelphusula Bott, 1969. One species from Sabah, A. terrapes, is here described as new. The genus is characterised by its long ambulatory legs, shape of the carapace and structure of the male pleopods.

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Available abstract

A new genus, Arachnothelphusa gen. nov., is established for five species of Bornean freshwater crabs (Gecarcinucidae) previously placed in Thelphusula Bott, 1969. One species from Sabah, A. terrapes, is here described as new. The genus is characterised by its long ambulatory legs, shape of the carapace and structure of the male pleopods.

Key concepts: Carapace, Decapoda, Biology, Crustacean, Genus, Freshwater crab, Zoology, Ecology

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Bornean freshwater crabs of the genus Arachnothelphusa gen. nov. (Crustacea: Decapoda: Brachyura: Gecarcinucidae) — Research Paper | ScholarLens