Aulotrachichthys prosthemius
Aulotrachichthys prosthemius
- Least concern
- Card rarity: Common
- Fish

Aulotrachichthys prosthemius, also known as the West Pacific luminous roughy, is a species of slimehead native to the Northern Pacific from Hawaii to Japan. It can be found at depths ranging from 90 to 198 metres, either in open water or near crevices and caves. It has a maximum length of 6.1 centimetres (2.4 in).
Classification
- Class
- Actinopterygii
- Order
- Trachichthyiformes
- Family
- Trachichthyidae
- Genus
- Aulotrachichthys