''Leiocassis'' is a
genus of
bagrid catfishes found mostly in
Southeast Asia with some species occurring in
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 ...
.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid
species.
Certain
East Asian bagrids formerly placed in this genus have been moved to ''
Pseudobagrus''.
In 2006,
Heok Hee Ng
Heok Hee Ng is a Singaporean ichthyologist and researcher of biodiversity at the Lee Kong Chian Natural History Museum of the National University of Singapore. He specialises in Asian catfish systematics with particular focus on sisoroid catf ...
considered the genus ''Leiocassis'' to be restricted to
Sundaic
Sundaland (also called Sundaica or the Sundaic region) is a biogeographical region of South-eastern Asia corresponding to a larger landmass that was exposed throughout the last 2.6 million years during periods when sea levels were lower. It ...
Southeast Asia and
Borneo and only a handful of species as valid (''L. aculeatus'', ''L. collinus'', ''L. hosii'', ''L. micropogon'', ''L. poecilopterus'', and ''L. tenebricus'').
The members of ''Leiocassis'' have an elongate narrow head and a prominently protruding snout.
Species
There are currently 14 recognized species in this genus:
* ''
Leiocassis aculeatus
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
''
H. H. Ng & Hadiaty, 2005
* ''
Leiocassis bekantan
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
''
H. H. Ng & H. H. Tan, 2018
* ''
Leiocassis brevirostris
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
''
V. H. Nguyễn, 2005
* ''
Leiocassis collinus
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
''
H. H. Ng & K. K. P. Lim, 2006
* ''
Leiocassis crassirostris
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
''
Regan, 1913
* ''
Leiocassis doriae
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
''
Regan, 1913
* ''
Leiocassis hosii
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
''
Regan, 1906
* ''
Leiocassis longibarbus
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
''
G. H. Cui, 1990
* ''
Leiocassis micropogon
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
''
(Bleeker Bleeker is a Dutch occupational surname. Bleeker is an old spelling of ''(linnen)bleker'' ("linen bleacher").Leiocassis nitidus
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
'' (Sauvage & Dabryi, 1874)
* ''Leiocassis poecilopterus
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
'' ( Valenciennes, 1840)
* ''Leiocassis saravacensis
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagrids fo ...
'' Boulenger Boulenger is a surname. Notable people with the surname include:
* Benjamin Boulenger (born 1990), French footballer
* Edward George Boulenger (1888–1946), British zoologist, director of aquarium at London Zoo
* George Albert Boulenger (1858–1 ...
, 1894
* ''Leiocassis tenebricus
''Leiocassis'' is a genus of bagrid catfishes found mostly in Southeast Asia with some species occurring in China.
This genus has a confused taxonomy and there is uncertainty surrounding the number of valid species. Certain East Asian bagri ...
'' H. H. Ng & K. K. P. Lim, 2006
References
Bagridae
Fish of Asia
Catfish genera
Freshwater fish genera
Taxa named by Pieter Bleeker
{{bagridae-stub