This treatment summarizes Pristaulacus thailandensis from a female holotype trapped near Huay Pok waterfall in Pha Taem National Park, Ubon Ratchathani. The specimen is about 12 mm long, mostly black with reddish-orange mouthparts, antennal base and front/mid legs, a clear wing with a substigmal spot, a long petiole and an ovipositor 1.5 times the forewing length. It belongs to the P. comptipennis group; the host is unknown.
Key findings
- The holotype comes from Pha Taem National Park, Ubon Ratchathani. • The treatment provides systematic diagnostic characters. • Host and ecological information remain absent.
Why this matters globally
The treatment anchors a Thailand-named species to verifiable material and diagnosis, supporting Mekong-region inventories and conservation research.
Thai researcher contribution
A Chulalongkorn University researcher helps curate knowledge from a specimen collected in a Thai national park.
Limitations to consider
This specimen-based treatment does not assess population size, conservation status, variation or molecular relationships.