''Lepidocephalichthys hasselti'' is a species of cobitid
loach native to southeastern
Asia and western
Indonesia. This species reaches a length of
TL.
Named in honor of Dutch physician and biologist
Johan Coenraad van Hasselt
Johan Conrad van Hasselt (occasionally Johan Coenraad van Hasselt; 24 June 1797 in Doesburg – 8 September 1823), was a Dutch physician, zoologist, botanist and mycologist.
Conrad van Hasselt studied medicine at the University of Groningen.
In ...
(1797-1823), who while exploring the colonial Dutch East Indies in 1820 provided an illustration of this species.
Hasselt traveled with his friend
Heinrich Kuhl.
Diagnosis
According to Kottelat & Lim 1992, ''L. hasselti'' is distinguished from other described species of ''Lepidocephalichthys'' in
Southeast Asia in usually having an ocellated black spot centered at base of branched caudal rays 3-4; or it replaced by black or darker area. Its size is up to 45 mm SL; body with a median longitudinal stripe or a row of adjacent black spots, with an unpigmented stripe above it, back marmorated, finely spotted or blotched. Caudal fin with series (usually 3-6) of vertical bars; dorsal origin above posterior extremity of pelvic base.
[. 1992. "A synopsis of the Malayan species of Lepidocephalichthys, with descriptions of two new species (Teleostei: Cobitidae)".]
''Raffles Bulletin of Zoology'' 40(2): 201-220.
/ref>
Range and conservation status
It has a widespread distribution: Burma, Thailand, Laos
Laos (, ''Lāo'' )), officially the Lao People's Democratic Republic ( Lao: ສາທາລະນະລັດ ປະຊາທິປະໄຕ ປະຊາຊົນລາວ, French: République démocratique populaire lao), is a socialist ...
, Cambodia, Vietnam, and Yunnan; southward through Peninsular Malaysia to western Indonesia (Sumatra
Sumatra is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the sixth-largest island in the world at 473,481 km2 (182,812 mi.2), not including adjacent i ...
, Borneo and Java). IUCN
The International Union for Conservation of Nature (IUCN; officially International Union for Conservation of Nature and Natural Resources) is an international organization working in the field of nature conservation and sustainable use of natu ...
listed it as LC (''Least Concern'').[ 2013.]
''Lepidocephalichthys hasselti''.
The IUCN Red List of Threatened Species. Version 2014.3. . Downloaded on 25 February 2015.
Footnotes
*
External links
* ADW:
''Lepidocephalichthys hasselti''
* FIMSEA (Fish of Mainland Southeast Asia):
''Lepidocephalichthys hasselti'' (CYPRINIFORMES: Cobitidae)
Photos of specimens:
IFREDI-P00855IFREDI-P02600IFREDI-P03039IFREDI-P03191
* Loaches OL:
''Lepidocephalichthys hasselti''
Cobitidae
Fish of Indonesia
Taxa named by Achille Valenciennes
Fish described in 1846
Fish of Southeast Asia
{{Cobitidae-stub