Janolus fuscus
O'Donoghue, 1924

Photographed by: Marli Wakeling
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Opisthobranchia |
| Order: | Nudibranchia |
| Suborder: | Arminina |
| Family: | Zephyrinidae |
| Species: | Janolus fuscus |
Locality:
- Canada
- British Columbia (4) Apr, May, Jul
- Port Hardy (1) Dec
- USA
- Oregon (2) Apr, Jul
- California (1) May
- Washington (1) Sep