Bivalvia |
Carditida |
Condylocardiidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 30 - 271 m (Ref. 127650). Temperate
Southeast Atlantic: Tierra del Fuego, Isla de los Estados and Burdwood Bank.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm
Shell small, ca. 0.62 mm maximum length, ovate-trigonal, flat, equivalve. Prodissoconch posteriorly projected. Hinge plate narrow. Resilifer minute. Right valve: tooth immediately behind the resilifer (proximal posterior tooth), massive. Left valve: anteriormost tooth (distal anterior tooth), narrowly elongated.
One of the small-sized sub-Antarctic bivalve species. Living specimens found only at depths 30-45 m (Ref. 127650).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Eggs | Fecundity | Larvae
Members of the class Bivalvia are mostly gonochoric, some are protandric hermaphrodites. Life cycle: Embryos develop into free-swimming trocophore larvae, succeeded by the bivalve veliger, resembling a miniature clam.
Guller, M. and D.G. Zelaya 2022 The smallest marine bivalves from the end of the world (Tierra del Fuego, Isla de Los Estados and Burdwood Bank). Polar Biology 45:777-787. (Ref. 127650)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Verktyg
Ytterligare information
Trophic EcologyFood items (preys)
Födosammansättning
Födointag
Predatorer
Population dynamicsTillväxt
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundans
PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
