Ephialtes pacificus
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Hymenoptera
- family: Ichneumonidae
- genus: Ephialtes
- species: Ephialtes pacificus
Atherton- Menlo Park
- North Fair Oaks
California
United States
Ephialtes pacificus Atherton Menlo Park North Fair Oaks