Clarias gracilentus, a new walking catfish (Teleostei: Clariidae) from Vietnam and Cambodia

Citation

Description

This dataset contains the digitized treatments in Plazi based on the original journal article Ng, Heok Hee, Hong, Dang Khanh, Tu, Nguyen Van (2011): Clarias gracilentus, a new walking catfish (Teleostei: Clariidae) from Vietnam and Cambodia. Zootaxa 2823: 61-68, DOI: 10.5281/zenodo.201228

Abstract

Clarias gracilentus, a new Southeast Asian walking catfish species, is described from Phu Quoc Island (Vietnam) off the coast of southeastern Cambodia and from mainland southeastern Cambodia. The new species is a member of the C. nieuhofii species complex, and can be distinguished from congeners in the complex in having a combination of: head width 11.9–12.9% SL, distance between the occipital process and the base of the first dorsal-fin ray 5.3–8.4% SL, pectoral-fin length 8.5–10.1% SL, body depth at anus 8.2–11.7% SL, pelvic-fin length 4.3–5.5% SL, length of anal-fin base 60.0–63.9% SL, eye diameter 5.4–7.2% HL, interorbital distance 42.7–48.0% HL, occipital-process length 7.8–14.7% HL, 96–101 dorsal-fin rays, 84–89 anal-fin rays and 80–84 total vertebrae.

Key words: Ostariophysi, Siluriformes, Southeast Asia

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