Bivalvia |
Venerida |
Neoleptonidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 12 - 271 m (مرجع 127650). Temperate
Southeast Atlantic: Tierra del Fuego and Isla de los Estados.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm
Shell minute, ca. 1025 µm maximum height, ovate, higher than long, equivalve. Anterior end obliquely projected. Dissoconch sculptured with prominent commarginal cords. Umbos low and rounded, not projected. Hinge plate evenly arcuate ventrally. Resilifer wide.
One of the small-sized sub-Antarctic bivalve species. Living specimens found only at 118 m depth (Ref. 127650).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | 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.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
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. (مرجع 127650)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2025-1)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
Not Evaluated
خطر برای انسان ها
استفاده انسانی
| FishSource |
ابزارها
اطلاعات بيشتر
Trophic EcologyFood items (preys)
تركيب غذايي
مصرف غذايي
شکارچیان
Population dynamicsرشد
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversion
فراواني
Life cycleتولید مثلبلوغFecundityتخم ریزیEggsنمو تخمLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models