Genus Eptatretus


The genus Eptatretus comprising more than 30 species, is found in all major oceans. Five species are known from Australian waters. Species have efferent branchial ducts opening separately through 5–16 external gill openings.

Etymology: Eptatretus is a combination of hepta, meaning 'seven', and tretos, meaning 'perforated' -referring to seven gill apertures

Author: Martin F. Gomon & Dianne J. Bray

Cite this page as:
Martin F. Gomon & Dianne J. Bray, Eptatretus in Fishes of Australia, accessed 02 Mar 2024,


Mincarone, M.M. & B. Fernholm. 2010. Review of the Australian hagfishes with description of two new species of Eptatretus (Myxinidae). Journal of Fish Biology 77: 779-801.

The ETYFish Project Fish Name Etymology Database © Christopher Scharpf and Kenneth J. Lazara