Scaphopoda |
Dentaliida |
Dentaliidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 10 - 76 m (مرجع 1821). Tropical
Western Atlantic: USA, Canada, Bermuda to Brazil.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm Max length : 1.1 cm SHL جنس نر / بدون خواص جنسي; (مرجع 3441)
Shell medium size, white, slightly curved. Six primary ribs extending over entire shell to oral aperture. Striated between ribs. Apical, oral sections hexagonal.
Empty shells were recorded at depths of 47 to 260 m (Ref. 3441).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Members of the class Scaphopoda are gonochoric. Fertilization occurs in the mantle cavity. Life cycle: Eggs hatch into free-swimming lecithotrophic trochophore larvae, succeeded by shelled veligers.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Steiner, G. and A.R. Kabat 2004 Catalog of species-group names of recent and fossil Scaphopoda (Mollusca). Zoosystema 26(4):549-726. (مرجع 1821)
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
Preferred temperature
(Ref.
115969): 7.5 - 27.6, mean 23.5 (based on 542 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
طبقه قيمت
Unknown.
