Polyschides xavante
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Polyschides xavante   Caetano & Absalão, 2005

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No photo available for this species.
No drawings available for Gadilidae.

رده بندی / Names اسامي عام | مترادف | CoL | ITIS | WoRMS

Scaphopoda | Gadilida | Gadilidae

Environment: milieu / climate zone / تغييرات عمق / distribution range بوم شناسي

; تغييرات عمق 10 - 15 m (مرجع 3442).  Tropical

Distribution كشورها | مناطق سازمان خوار و بار جهاني (FAO) | Ecosystems | ظهور | معرفي

Western Atlantic: Colombia, Brazil and north coast of South America.

Length at first maturity / Size / Weight / سن

بلوغ: Lm ?  range ? - ? cm Max length : 0.6 cm SHL جنس نر / بدون خواص جنسي; (مرجع 3442); common length : 5.5 cm SHL جنس نر / بدون خواص جنسي; (مرجع 3442)

توصيف مختصر ريخت شناسي

Shell is small, slender, moderately curved, strong and white. Increase in shell diameter is very slight with no conspicuous swelling. Greatest diameter located near the anterior aperture. Apical shell nearly circular, cut by four deep notches, forming four triangular lobes: lobe on convex side is slightly longer, lobe on concave side truncated and two lateral lobe. External surface appears smooth under optical microscope but papillated at higher magnifications. Anterior aperture subcircular, slightly depressed and oblique.

زيست شناسي     واژه نامه (بعنوان مثال epibenthic)

Depth range based on type locality (Ref. 3442); to be replaced with a better reference.

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

Caetano, C.H.S. and R.S. Absalao 2005 A nrw species of the genusPolyschides Pilsbry and Sharp, 1898 (Mollusca, Scaphopoda, Gadilidae) from Brazilian waters. Zootaxa 871:1-10. (مرجع 3442)

وضعيت در فهرست قرمز IUCN (مرجع 130435: Version 2025-1)

  غيرقابل ارزيابی 

وضعيت از نظر سايتس (مرجع 108899)

Not Evaluated

CMS (مرجع 116361)

Not Evaluated

خطر برای انسان ها

  Harmless

استفاده انسانی


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ابزارها

E-book | راهنماي صحرايي

اطلاعات بيشتر

Trophic Ecology
Food items (preys)
تركيب غذايي
مصرف غذايي
شکارچیان
بوم شناسي
بوم شناسي
Population dynamics
رشد
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversion
فراواني
Life cycle
تولید مثل
بلوغ
Fecundity
تخم ریزی
Eggs
نمو تخم
Larvae
Distribution
كشورها
مناطق سازمان خوار و بار جهاني (FAO)
Ecosystems
ظهور
معرفي
Physiology
Oxygen consumption
Human Related
Stamps, coins, misc.
Outreach
همكاران
Taxonomy
اسامي عام
مترادف
ريخت شناسي
عکس ها
مراجع
مراجع

منابع اينترنتي

BHL | BOLD Systems | CISTI | DiscoverLife | FAO(Publication : search) | Fishipedia | GenBank (ژنوم, نوکلئوتيد) | GloBI | Gomexsi | Google Books | Google Scholar | Google | PubMed | Tree of Life | Wikipedia (برو, جستجو) | Zoological Record

Estimates based on models

Fishing Vulnerability (مرجع 71543): Low vulnerability (10 of 100).

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