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Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Cyprinodontidae (Pupfishes) > Cyprinodontinae
Etymology: Cyprinodon: Latin, cyprinus = carp + Greek, odous = teeth (Ref. 45335); inmemoriam: Specific name inmemoriam is used as a sustantive in apposition; a Latin expression meaning remember after death; referring to the species being described after is extinction.
Environnement : milieu / zone climatique / profondeur / gamme de distribution
Écologie
; eau douce benthopélagique; non migrateur (Ref. 126106). Tropical
Central America: Extinct; formerly from Río San Juan system, Mexico.
Taille / Poids / Âge
Maturité: Lm ?  range ? - ? cm
Max length : 7.5 cm TL mâle / non sexé; (Ref. 27139)
This species is distinguished from its congeners in having the following characters: 4th ceratobranchial with up to 4 teeth, at least on one side; maxilla shortest at 0.68 times in anal fin base; postdorsal-postanal length short 0.8 times in caudal peduncle length; head and body greyish blue, bars obsolete; eye 1.2 times in anal fin base; head 3.0 times in SL; anal fin base short 3.3 times in head length; dorsal fin short, reaching anterior third of caudal peduncle (Ref. 26729).
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
Lozano-Vilano, M. de L. and S. Conteras-Balderas, 1993. Four new species of Cyprinodon from southern Nuevo León, Mexico, with a key to the C. eximius complex (Teleostei: Cyprinodontidae). Ichthyol. Explor. Freshwat. 4(4):295-308. (Ref. 26729)
Statut dans la liste rouge de l'IUCN (Ref. 130435: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
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
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a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref. 93245). |
Niveau trophique (Réf. 69278) |
2.5 ±0.1 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 (Assuming tm<1 and Fec<1000). |
Vulnérabilité de la pêche (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |