Freckled madtom
- kingdom: Animalia
- phylum: Chordata
- class: Actinopterygii
- order: Siluriformes
- family: Ictaluridae
- genus: Noturus
- species: Noturus nocturnus
Arkadelphia- Marked Tree
- Mount Ida
Arkansas- Crest Hill
- Fairmont
- Greenup
Illinois- Caney
- Howard
- Independence
Kansas- Glendale
- Hattiesburg
- Kosciusko
- Nellieburg
- New Augusta
- Petal
- Pickens
Mississippi- Jackson
Tennessee
United States