''Perittopus yunnanensis'' is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

of riffle bug first described in 2013 by Zhen Ye, Pingping Chen and Wenjun Bu. It is recorded from

Yunnan Province Yunnan; is an inland Provinces of China, province in Southwestern China. The province spans approximately and has a population of 47.2 million (as of 2020). The capital of the province is Kunming. The province borders the Chinese provinces ...

, China, for which it is named.

Taxonomy

Based on male genital characteristics, ''Perittopus yunnanensis'' can be placed to the "eastern species group" of genus ''

Perittopus ''Perittopus'' is a genus of Veliidae, riffle bug, and the sole genus of subfamily Perittopinae. Its species occur from southern India east to Indonesia and north to China in mountain stream habitats. Visually, the red or orange to reddish colou ...

''. The species appears closely related to ''

Perittopus anthracinus ''Perittopus'' is a genus of riffle bug, and the sole genus of subfamily Perittopinae. Its species occur from southern India east to Indonesia and north to China in mountain stream habitats. Visually, the red or orange to reddish colour of ''Pe ...

'' and '' Perittopus crinalis''.

References

Veliidae Insects described in 2013 Insects of China {{gerromorpha-stub