''Chimarrichthys kishinouyei'' is a
species of
sisorid catfish native to
Asia.
[Zhou, W., Li, X. & Thomson, A.W. (2011)]
Two new species of the Glyptosternine catfish genus ''Euchiloglanis'' (Teleostei: Sisoridae) from southwest China with redescriptions of ''E. davidi'' and ''E. kishinouyei''.
''Zootaxa, 2871: 1–18.''
Distribution
''C. kishinouyei'' inhabits the
Yangtze drainage,
China
China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...
. It has also been reported from the
Brahmaputra
The Brahmaputra is a trans-boundary river which flows through Tibet, northeast India, and Bangladesh. It is also known as the Yarlung Tsangpo in Tibetan, the Siang/Dihang River in Arunachali, Luit in Assamese, and Jamuna River in Bangla. It ...
drainage in
India and the
Ganges drainage in
Nepal.
It is also listed as originating from
Chinijiang,
Sichuan; eastern
Tibet; and
Jinshajiang
The Yangtze or Yangzi ( or ; ) is the longest river in Asia, the third-longest in the world, and the longest in the world to flow entirely within one country. It rises at Jari Hill in the Tanggula Mountains (Tibetan Plateau) and flows ...
located at the upper Yangtze River basin.
Description
''C. kishinouyei'' is diagnosed by an interrupted post-labial groove, gill openings not extending to the underside,
homodont
In anatomy, a heterodont (from Greek, meaning 'different teeth') is an animal which possesses more than a single tooth morphology.
In vertebrates, heterodont pertains to animals where teeth are differentiated into different forms. For example ...
dentition, pointed teeth in both jaws, tooth patches in upper jaw joined into
crescent-shaped band, and 12–14 branched
pectoral fin rays.
This fish species has a depressed head with a broadly rounded snout. The body is elongate, and it is flattened on the underside to the
pelvic fin
Pelvic fins or ventral fins are paired fins located on the ventral surface of fish. The paired pelvic fins are homologous to the hindlimbs of tetrapods.
Structure and function Structure
In actinopterygians, the pelvic fin consists of two en ...
s. The eyes are small, dorsally located, and subcutaneous (under the skin). The lips are thick, fleshy, and papillated, and a post-labial groove behind the lips is broadly interrupted at the middle. The gill openings are narrow, not extending below the pectoral fin base. The paired fins are
plaited to form an adhesive apparatus.
References
Sisoridae
Fish of Asia
Fish described in 1934
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