Classification / Names
Common names | Synonyms | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa
Actinopterygii (ray-finned fishes) > Perciformes
(Perch-likes) > Epigonidae
Etymology: Epigonus: Greek, epi = over, in front + Greek, gonio = angle (Ref. 45335); exodon: Name from Latin 'exo' meaning out and 'odon' or tooth, referring to the exposed anteriorly projecting teeth on the symphysis of the lower jaw.
Environment / Climate / Range
Marine; benthopelagic; depth range 450 - 480 m (Ref. 91464). Deep-water, preferred ?
Western Indian Ocean: Réunion.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 9.7 cm SL male/unsexed; (Ref. 91464)
Morphology | Morphometrics
soft rays: 9;
Vertebrae: 25. This species is distinguished by the following set of characters: no opercular spine; no ribs on last abdominal vertebra; anteriorly projecting teeth on each side of symphysis of lower jaw; narrow tongue; presence of a shallow V-shaped tooth patch on rear two-thirds of tongue; no mustache-like process of maxillary; gill rakers 6+20-22 = 26-28; vertebrae 10+15; pored lateral-line scales 35-37 to end of hypural plus 3 on caudal fin; D fin VII-I,10; pyloric caeca 7 (Ref. 91464).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Okamoto, M. and H. Motomura, 2012. Epigonus exodon, a new species of deepwater cardinalfish (Teleostei: Perciformes: Epigonidae) from Réunion, western Indian Ocean. Zootaxa 3453:84-88. (Ref. 91464)
IUCN Red List Status (Ref. 109396)
CITES (Ref. 94142)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01230 (0.00558 - 0.02710), b=3.01 (2.82 - 3.20), based on LWR estimates for this Genus-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 3.3 ±0.5 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low to moderate vulnerability (26 of 100) .