Supradiscus micropulvinus is a species of cyprinid fish in the subfamily Labeoninae.

[3] It is endemic to the upper Red River drainage in Yunnan, China.

[3] It grows to 13 cm (5.1 in) standard length.

[1][3] At the type locality in Xichou County, Supradiscus micropulvinus prefer stream stretches with a rapid current and stony substrate.

According to local knowledge, adults conduct an upstream spawning migration in September–December, with spawning taking place in pools of clear water.