Ichthyological Research

, Volume 50, Issue 1, pp 0048–0051

Parakysis notialis, a new species of akysid catfish from Borneo (Siluriformes: Akysidae)

  • Heok Hee Ng
  • Maurice Kottelat

DOI: 10.1007/s102280300006

Cite this article as:
Ng, H. & Kottelat, M. Ichthyol Res (2003) 50: 0048. doi:10.1007/s102280300006


Parakysis notialis sp. nov. is described from the Barito River drainage in southern Borneo. It can be distinguished from congeners in having a unique combination of the following characters: head length 26.5–27.0% SL, conical head, presence of median concavity on margin of lower lip, presence of laterosensory canal pore between inner and outer mandibular barbels, branched outer mandibular barbels, branches of inner mandibular barbels separated, deeply forked caudal fin with pointed lobes, 5 pectoral fin rays, 10 branched principal caudal fin rays, sparsely pigmented caudal fin, and absence of light brown saddle from base of posteriormost dorsal fin ray to caudal peduncle.

Key words ParakysisAkysidaeNew speciesBorneo

Copyright information

© The Ichthyological Society of Japan 2003

Authors and Affiliations

  • Heok Hee Ng
    • 1
  • Maurice Kottelat
    • 2
  1. 1. Fish Division, Museum of Zoology, University of Michigan, 1109 Geddes Avenue, Ann Arbor, Michigan 48109-1079, USA (e-mail: heokheen@umich.edu)US
  2. 2. Case postale 57, Cornol, CH-2952, Switzerland (e-mail: mkottelat@dplanet.ch)CH