Callyspongia diffusa
- kingdom: Animalia
- phylum: Porifera
- class: Demospongiae
- order: Haplosclerida
- family: Callyspongiidae
- genus: Callyspongia
- species: Callyspongia diffusa
Meringkik
West Nusa Tenggara
Indonesia
Hālawa- Hālawa Heights
- ‘Aiea
Hawaii
United States