Classification / Noms
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Myxines (hagfishes) >
Myxiniformes (Hagfishes) >
Myxinidae (Hagfishes) > Myxininae
Etymology: Myxine: Ancient Greek word for a slimy fish: myxa, slime; -inus, one who, referring to copious amounts of slime produced by M. glutinosa (See ETYFish); floyd: Name 'floyd' in honor of the iconic rock band Pink Floyd, whose craft influenced generations
of musicians and listeners, including the authors of this paper. A noun in apposition.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
marin bathydémersal; profondeur 460 - 750 m (Ref. 138715). Tropical
Southwest Atlantic: Brazil.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 35.1 cm TL mâle / non sexé; (Ref. 138715)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
This species is distinguished from its congeners by the following set of characters: five pairs of gill pouches; 3/2 multicusp teeth pattern [three cusps fused on the anterior (outer) sets and two cusps fused on the posterior (inner) sets of cusps]; two bilaterally symmetrical nasal-sinus papillae in the dorsal surface of the nasal sinus; anterior unicusps (8-9), posterior unicusps (8-10), total cusps (43-48); caudal pores (9-13); body pinkish brown without white head and dorsal band; margin of caudal finfold dark brown; prebranchial pores 23-36 (average 27.0); and total number of cusps 43-48 (average 44.8) (Ref. 138715).
Body shape (shape guide): eel-like; Cross section: circular.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Mincarone, M.M., Y.R. Kurtz, F.D. Dario and P.R. Gonçalves, 2026. A new five-gilled species of Myxine (Myxinidae) from the western South Atlantic sheds light on the phylogenetic relationships and biogeography of the genus. Zool. J. Linn. Soc. 206(3). (Ref. 138715)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Pêcheries: sans intérêt
Outils
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Sources Internet
Estimations basées sur des modèles
Indice de diversité phylogénétique (Réf. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
|
a=0.00115 (0.00044 - 0.00300), b=3.03 (2.80 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
3.3 ±0.6 se; based on size and trophs of closest relatives |
Résilience (Réf. 120179) |
Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Preliminary K or Fecundity.). |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (19 of 100). 🛈 |