Eptatretus cirrhatus (Forster, 1801)

Description


Dorsal spines (total): 0; Dorsal soft rays (total): 0; Anal spines: 0; Anal soft rays: 0. This species differs from all its congeners except E. caribbeaus, E. goliath, E. menezesi and E. strahani by having 7 pairs of gill pouches and three-cusp multicusps on the anterior and posterior rows of cusps. It differs from E. caribbeaus in number of anterior unicusps (8-11 vs. 11-13), posterior unicusps (7-9 vs. 10-11), total cusps (43-51 vs. 54-58) and prebranchial pores (16-20 vs. 13-15); from E. goliath in number of anterior unicusps (8-11 vs. 11-13), total cusps (43-51 vs. 54) and trunk pores (46-53 vs. 57-58); from E. menezesi in number of posterior unicusps (7-9 vs. 9-12), total cusps (43-51 vs. 52-60), tail pores (10-14 vs. 14-18); from E. strahani by its number of prebranchial pores (16-20 vs. 13-16) (Ref. 85052).

Taxonomic Hierarchy


Kingdom: Animalia

Phylum: Chordata

Class: Myxini

Order: Myxiniformes

Family: Myxinidae

Genus: Eptatretus

Species: Eptatretus cirrhatus (Forster, 1801)

Climate Zone


  • migratory
  • Location


  • Western Pacific: southern and eastern Australia and New Zealand.
  • Biology


    Occurs on soft bottoms of the continental slope (Ref. 7300). Able to form locally abundant populations and is often associated with inshore reefs (Ref. 85052).

    Habitat


    bathydemersal

    Conservation Status


    Least Concern

    Threat to Humans


    Harmless