Caecidotea nodula
- kingdom: Animalia
- phylum: Arthropoda
- class: Malacostraca
- order: Isopoda
- family: Asellidae
- genus: Caecidotea
- species: Caecidotea nodula
Accokeek- Andrews AFB
- Annapolis
- Arnold
- Baden
- Bryans Road
- Cambridge
- Camp Springs
- Centreville
- Charlotte Hall
- Clinton
- Crofton
- Croom
- Crownsville
- Denton
- Dunkirk
- Dunkirk Town Center
- Easton
- Forest Heights
- Gaithersburg
- Glassmanor
- Glen Burnie
- La Plata
- Leonardtown
- Lusby
- Mechanicsville
- Montgomery Village
- Morningside
- Naval Academy
- Odenton
- Oxon Hill
- Prince Frederick
- Princess Anne
- Saint Charles
- Salisbury
- Severn
- Suitland
- Trappe
- Upper Marlboro
- Waldorf
Maryland
United States