- Pachyneuron aciliatum, Pteromalinae
- Pachyneuron ahlaense, Pteromalinae
- Pachyneuron albutius
- Pachyneuron altiscuta, Pteromalinae
- Pachyneuron anthomyiae, Pteromalinae
- Pachyneuron aphidis
- Pachyneuron californicum, Pteromalinae
- Pachyneuron chambaense
- Pachyneuron chilocori, Pteromalinae
- Pachyneuron coeruleum, Pteromalinae
- Pachyneuron crassiculme, Pteromalinae
- Pachyneuron doraphis, Pteromalinae
- Pachyneuron emersoni
- Pachyneuron eros, Pteromalinae
| - Pachyneuron erzurumicum, Pteromalinae
- Pachyneuron eurygaster, Pteromalinae
- Pachyneuron formosum
- Pachyneuron fuscipes, Pteromalinae
- Pachyneuron gibbiscuta, Pteromalinae
- Pachyneuron grande, Pteromalinae
- Pachyneuron groenlandicus
- Pachyneuron hammari, Pteromalinae
- Pachyneuron laticeps, Pteromalinae
- Pachyneuron leucopiscida
- Pachyneuron longiradius, Pteromalinae
- Pachyneuron mucronatum, Pteromalinae
- Pachyneuron nelsoni
- Pachyneuron pauliani, Pteromalinae
| - Pachyneuron pentatomivora, Eutrichosomatinae
- Pachyneuron planiscuta, Pteromalinae
- Pachyneuron rieki, Pteromalinae
- Pachyneuron sapporense, Pteromalinae
- Pachyneuron shaanxiensis, Pteromalinae
- Pachyneuron siphonophorae
- Pachyneuron syringae, Pteromalinae
- Pachyneuron syrphicola
- Pachyneuron syrphiphagum, Pteromalinae
- Pachyneuron texanum, Pteromalinae
- Pachyneuron validum, Pteromalinae
- Pachyneuron virginicum, Pteromalinae
- Pachyneuron vitodurense
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