Nannophyopsis
Nannophyopsis is a genus of small-sized dragonflies in the skimmer family Libellulidae. First described by Maurits Lieftinck in 1935, it consists of two species found throughout the Indomalayan biogeographical realm. The type species for the genus, Nannophyopsis chalcosoma, holds the title of being the smallest dragonfly species, with a wingspan that is a bit smaller than the more commonly known Nannophya pygmaea of Japan. Species
There are two species in the genus Nannophyopsis, they are as follows:
Nannophyopsis chalcosoma Lieftinck, 1935
Nannophyopsis clara (Needham, 1930)  – Emerald Dwarf

Distribution
Nannophyopsis chalcosoma is listed by Lieftinck as being found in Biliton Island, now known as Belitung. There are additional sightings on the island of Borneo. Nannophyopsis clara was first discovered in China, with additional records in: India, Malaysia (Sarawak), Taiwan, Thailand, and Vietnam. With an additional single sighting known from Japan. References

Libellulidae
Anisoptera genera
Taxa named by Maurits Anne Lieftinck
Taxa described in 1935