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Ichthyological Research

, Volume 45, Issue 1, pp 7–11 | Cite as

Hemimyzon nanensis, a new balitorid fish from the chao phraya basin, thailand

  • Atsushi Doi
  • Maurice Kottelat
Article

Abstract

A new balitorid fish,Hemimyzon nanensis, is described from the Mae Nam Nan River basin, a tributary of the Chao Phraya River, in northern Thailand. This species is distinguishable from its congeners by the following unique combination of characters: pectoral fin with 9–11 simple and 10–12 branched, rays; pelvic fin with 3–4 (usually 3) simple and 8–9 (usually 9) branched rays; 59–63 total lateral line scales; distance between pelvic fin bases 8.1–9,6% SL.H. nanensis is the first species of the genus recorded outside China and Taiwan.

Key words

Balitoridae Hemimyzon nanensis sp. nov Chao Phraya basin Thailand 

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Literature Cited

  1. Chen, Y. 1990. Homalopteridae. Pages 82–111in X. Chu and Y. Chen eds. The fishes of Yunnan, China, part 2. Science Press, Beijing.Google Scholar
  2. Fang, P. W. 1931. New homalopterin loaches from Kwangsi, China. Sinensia, 1: 25–42, pls. 1–2.Google Scholar
  3. Kottelat, M. 1989. Zoogeography of the fishes from Indochinese inland waters with an annotated checklist. Bull. Zool. Mus. Univ. Amsterdam, 12: 1–54.Google Scholar
  4. Kottelat, M. 1990. Indochinese nemacheilines. A revision of nemacheilines loaches (Pisces: Cypriniformes) of Thailand, Burma, Laos, Cambodia and Southern Viet Nam. Pfeil, München, 262 pp.Google Scholar
  5. Kottelat, M. and X.-L. Chu. 1988. A synopsis of Chinese balitorine loaches (Osteichthyes: Homalopteridae) with comments on thier phylogeny and description of a new genus. Revue Suisse Zool., 95: 181–201.Google Scholar
  6. Kottelat, M. and K. K. P. Lim. 1994. Diagnoses of two new genera and three new species of earthworm eels from the Malay Peninsula and Borneo (Pices: Chaudhuriidae) Ichthyol. Explor. Freshwaters, 5: 181–190.Google Scholar
  7. Li, G. 1994. Homalopteridae. Pages 422–443in R. Ding, ed. The fishes of Sichuan, China, Sichuan Publishing House of Science and Technology, Chengdu.Google Scholar
  8. Roberts, T. R. 1989. The freshwater fishes of western Borneo (Kalimantan Barat, Indonesia). California Academy of Sciences, San Francisco. xii+210 pp.Google Scholar
  9. Shen, S. C. and C. S. Tzeng. 1993. Homalopteridae. Papes 141–143, pls. 30 and 31in S. C. Shen, ed. Fishes of Taiwan. Department of Zoology, Taiwan University, Taipei.Google Scholar

Copyright information

© The Ichthyological Society of Japan 1998

Authors and Affiliations

  1. 1.Laboratory of IchthyologyTokyo University of FisheriesTokyoJapan
  2. 2.School of Biological SciencesNational University of SingaporeKent RidgeSingapore

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