Alcaeorrhynchus grandis
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Hemiptera
- family: Pentatomidae
- genus: Alcaeorrhynchus
- species: Alcaeorrhynchus grandis
Conway- Progress Village
- Tallahassee
Florida- Fort Polk North
- Greenwood
Louisiana
United States