{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,22]],"date-time":"2026-07-22T23:15:47Z","timestamp":1784762147447,"version":"3.55.0"},"reference-count":40,"publisher":"Pensoft Publishers","license":[{"start":{"date-parts":[[2023,3,10]],"date-time":"2023-03-10T00:00:00Z","timestamp":1678406400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["ZK"],"abstract":"<jats:p>A new species of small tree frog is described from northwestern Vietnam based on morphological differences and molecular divergence. <jats:italic>Gracixalus truongi<\/jats:italic><jats:bold>sp. nov.<\/jats:bold> is distinguishable from its congeners and other small rhacophorid species on the basis of a combination of the following characters: size relatively small, SVL 32.2\u201333.1 mm in males, 37.6\u201339.3 mm in females; head slightly wider than long; vomerine teeth absent; snout round and long RL\/SVL 0.17\u20130.19 in males, 0.16\u20130.17 in females; spines on upper eyelid absent; supratympanic fold distinct; tympanum distinct; dorsal skin smooth; throat smooth and venter granular; tibiotarsal projection absent; webbing of fingers rudimentary, toes with moderately developed webbing; dorsum moss-green, with an inverse Y-shaped dark green marking extended from interorbital region to posterior region of dorsum; external vocal sac absent in males; males with a nuptial pad on finger I. In the molecular analyses, the new species has no clear sister taxon and is at least 4.5% divergent from other congeners based on a fragment of the mitochondrial 16S rRNA gene.<\/jats:p>","DOI":"10.3897\/zookeys.1153.93566","type":"journal-article","created":{"date-parts":[[2023,3,10]],"date-time":"2023-03-10T15:58:53Z","timestamp":1678463933000},"page":"15-35","source":"Crossref","is-referenced-by-count":11,"title":["\ufeffA new species of Gracixalus (Anura, Rhacophoridae) from northwestern Vietnam"],"prefix":"10.3897","volume":"1153","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-7648-1179","authenticated-orcid":true,"given":"Tung Thanh","family":"Tran","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6023-3418","authenticated-orcid":true,"given":"Anh Van","family":"Pham","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2953-2815","authenticated-orcid":true,"given":"Minh Duc","family":"Le","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nam Hai","family":"Nguyen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas","family":"Ziegler","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5158-4526","authenticated-orcid":true,"given":"Cuong The","family":"Pham","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"2258","published-online":{"date-parts":[[2023,3,10]]},"reference":[{"key":"93566_B1","first-page":"304","article-title":"Concluding report on the reptiles and batrachians obtained in Burma by Signor L. 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