﻿A new species of Ptychognathus Stimpson, 1858, from East and Southeast Asia, previously identified as Ptychognathusbarbatus (A. Milne-Edwards, 1873) (Crustacea, Decapoda, Brachyura, Varunidae). - Hsu JW; Mendoza JCE; Shih HT (ZooKeys, 2025)