Bivalvia |
Carditida |
Condylocardiidae
Environment: milieu / climate zone / गहराई सीमा / distribution range
पारिस्थितिकी
; गहराई सीमा 30 - 271 m (संदर्भ 127650). Temperate
Southeast Atlantic: Tierra del Fuego, Isla de los Estados and Burdwood Bank.
Length at first maturity / आकार / Weight / Age
परिपक्व अवधि: 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
परिपक्व अवधि | पुनरुत्पत्ति | मछलीऔ का अंडे देना | 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. (संदर्भ 127650)
IUCN Red List Status
(संदर्भ 130435: Version 2025-1)
CITES status (संदर्भ 108899)
Not Evaluated
CMS (संदर्भ 116361)
Not Evaluated
Threat to humans
Human uses
| FishSource |
साधन
अधिक जानकारी
Trophic EcologyFood items (preys)
संघटक आहार
आहार खपत
परभक्षी
Population dynamicsबाढ़
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
बहुतायत
Life cycleपुनरुत्पत्तिपरिपक्व अवधिFecundityमछलीऔ का अंडे देनाEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
इंटरनेट स्रोत
Estimates based on models
