Calosoma externum
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Coleoptera
- family: Carabidae
- genus: Calosoma
- species: Calosoma externum
- Wellington
Kansas- Bowling Green
- Hopkinsville
Kentucky- Monroe
Louisiana- Nevada
Missouri- Lincoln
Nebraska- Norman
- Oklahoma City
Oklahoma- Palo Pinto
Texas
United States