- Kingdom: Animalia
- Phylum: Mollusca
- Class: Gastropoda
- Subclass: Heterobranchia
- Order: Nudibranchia
- Suborder: Dexiarchia
- Infraorder: Aeolidida
- Superfamily: Aeolidioidea
- Family: Aeolidiidae
- Scientific name: Aeolidia papillosa
- Norwegian: stor frynsesnegl
Characteristics:
A. papillosa can reach a length of 12 cm. On the broad and depressed body there are 25 rows of flattened cerata. The color may vary, but a large number of freckles make the appearance brown or orange. Some individuals have white v-shaped pattern on the head.
Habitat:
This is usually a shallow-water species feeding on anemones. In some cases it has be registered as deep as 800 metres.
Distribution:
It is widespread in the Atlantic Ocean and the Pacific coasts of America, on both hemispheres.


