Yunnanilus macrogaster is a hypogean species of stone loach endemic to China. This species is endemic to the endorheic drainage system which feeds the Datangzi Marsh in Luoping County, Yunnan, the marsh has been formed by the outflow of a stream from its underground course. It is a demersal species and the waters where it was found were densely vegetated, it feeds on worms and insects. It is sympatric with Yunnanilus niger and Y, paludosus, forming a small species flock. It lays eggs which it does not guard.
Yunnanilus altus is a species of ray-finned fish, a stone loach, in the genus Yunnanilus from Yunnan. It occurs in small streams with a moderate current where it moves slowly in shoals along the substrate. Its diet consists of filamentous algae and insects. The type locality is in Zhanyi County.
Yunnanilus analis is a species of ray-finned fish, a stone loach, in the genus Yunnanilus. The type locality is Xingyun Lake in Yunnan, southern China. The specific name analis means "of the anus" and refers to the six branched rays in the anal fin, a unique feature among the species classified under Yunnanilus.
Yunnanilus chui is a species of ray-finned fish, a stone loach, in the genus Yunnanilus. The specific name honours the ichthyologist Chu Xin-Luo. The type locality for this species is Fuxian Lake at Haikou, Hainan in China.
Yunnanilus elakatis is a species of ray-finned fish, a stone loach, in the genus Yunnanilus. Its type locality is in Yiliang County, Kunming in Yunnan. The specific name refers the spindle-like body shape.
Yunnanilus forkicaudalis is a species of stone loach which is endemic to China. Its type locality is Lunan County, Heilongtan in Yunnan. Some authorities consider Y. forkicaudalis to be a junior synonym of Yunnanilus macrositanus.
Yunnanilus jinxiensis is a species of ray-finned fish, a stone loach in the genus Yunnanilus. It is found in the Pearl River drainage in Guangxi and its type locality is Ludon village in Jingxi County, its specific name refers to Jingxi County.
Yunnanilus longibulla is a species of ray-finned fish, a stone loach, in the genus Yunnanilus. The type locality for this species is Chenghai Lake in Yunnan. The specific name longibulla means "long bubble" and refers to the elongated shape of the swim bladder compared to closely related species.
Yunnanilus macrositanus is a species of stone loach endemic to China. The specific name is spelled macroistainus in Fishbase but as first reviser Maurice Kottelat chose to use macrositanus and this has been followed by the Catalog of Fishes. The type locality of this species is in Lunan County, Heilongtan, Yunnan.
Yunnanilus macrolepis is a species of stone loach which is endemic to China. Its type locality is Luoping County in Yunnan. Some authorities consider Y. macrolepis to be a junior synonym of Yunnanilus paludosus.
Yunnanilus nanpanjiangensis is a species of ray-finned fish, a stone loach, in the genus Yunnanilus. It is endemic to China and uts type locality is near Agang Town, Luoping County, Yunnan and the specific name refers to the Nanpanjiang River.
Yunnanilus obtusirostris is a species of ray-finned fish, a stone loach in the genus Yunnanilus. Its type locality is the West Dragon Spring, which flows into Fuxian Lake in Chengjiang County, Yunnan. It mau be a species in the genus Heminoemacheilus rather than Yunnanilus. The specific name is a compound of the Latin rostrum meaning a "beak" and obtusus meaning "blunt", this refers to the species' short snout.
Yunnanilus paludosus is a species of stone loach endemic to China. This species is endemic to the endorheic drainage system which feeds the Datangzi Marsh in Luoping County, Yunnan, The specific name paludosus means "marshy", referring to the habitat of the type locality, Datangzi Marsh.
Yunnanilus pulcherrimus is a species of ray-finned fish, a stone loach, in the genus Yunnanilus. It is found in the Hongshuihe River, part of the Xijiang River basin in China, with the type locality in Du'an County, Guangxi. The specific name pulcherrimus means most beautiful and is a reference to the “unique” banded color pattern ofthin vertical stripes crossing a wide lateral band, when compared to related species.
Yunnanilus sichuanensis is a species of ray-finned fish, a stone loach, in the genus Yunnanilus. It is endemic to Sichuan in China where the type locality is the Shuyalong Jiang River in the drainage of the Anning River in Mianning County.
Yunnanilus tigerivinus is a species of stone loach which is endemic to China. Its type locality is an opening of an underground channel in a suburb of Kunming in Yunnan. Some authorities consider Y. tigerivinus to be a junior synonym of Yunnanilus pleurotaenia .
Yunnanilus ganheensis is a species of freshwater ray-finned fish, a stone loach in the genus Yunnanilus. The type locality is Ganhe in Xundan County in Yunnan and the specific name refers to that location.
Yunnanilus niulanensis is a species of freshwater ray-finned fish, a stone loach from the genus Yunnanilus. Its type locality is the Yanglinhe River in Songming County in Yunnan. The specific name refers to the Niulanjiang River, in the Yangtze basin, of which the Yanglinhe is a tributary.
Yunnanilus spanisbripes is a species of ray-finned fish, a stone loach, in the genus Yunnanilus. The type locality of this species is the Niulanjiang River in Zhanyi County in Yunnan.
Yunnanilus yangzonghaiensis is a species of freshwater ray-finned fish, a stone loach, in the genus Yunnanilus. It is endemic to China and its type locality is Yangzong Lake in Yunnan. This species has been placed in the genus Eonemachilus.
