''Isostasius'' is a genus of parasitoid
wasps
A wasp is any insect of the narrow-waisted suborder Apocrita of the order Hymenoptera which is neither a bee nor an ant; this excludes the broad-waisted sawflies (Symphyta), which look somewhat like wasps, but are in a separate suborder. T ...
belonging to the family
Platygastridae
The hymenopteran family Platygastridae (sometimes incorrectly spelled Platygasteridae) is a large group (over 4000 species) of exclusively parasitoid wasps, mostly very small (1–2 mm), black, and shining, with geniculate (elbowed) antennae ...
.
The species of this genus are found in Europe and America.
Species:
* ''
Isostasius affinis'' (Förster, 1861)
* ''
Isostasius apillosioculus'' Szabó, 1981
References
{{Taxonbar, from=Q14497102
Platygastridae
Hymenoptera genera