Glossodoris sedna
(Marcus & Marcus, 1967)

Photographed by: Patrick Burke
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Opisthobranchia |
| Order: | Nudibranchia |
| Suborder: | Doridina |
| Family: | Chromodorididae |
| Species: | Glossodoris sedna |
Comment from Richard Willan on photo #1850
A species with a most unusual distribution – it seems to have natural populations on either side of the Panama divide.Locality:
- Mexico
- Sea of Cortez (4) Jan, Jun, Jul, Sep
- Bahia de Banderas (3) Mar, Jul, Sep
- Mahahual (2) Feb, Nov
- Conchas Chinas (1) Feb
- Tenacatita (1) Jun
- Mexico (1) Jan
- Bahamas
- Bahamas (2) Oct
- Costa Rica
- Costa Rica (1) Nov
- Panama
- Panama (1) Apr