Gastropoda |
Not assigned |
Acteonidae
Environment: milieu / climate zone / গভীরতার পরিসীমা / distribution range
বাস্তুসংস্থান
. Temperate
Northeast Atlantic and the Mediterranean: Celtic and Lusitanian provinces.
Length at first maturity / আকৃতি / Weight / Age
পরিপক্কতা : Lm ?  range ? - ? cmCommon length : 0.6 cm SHL পুরুষ/ লিঙ্গ অনিধর্ারিত ; (সূত্র 360)
Shell: quite thick, fairly short, conical spire with slightly convex whorls, impressed suture, elongated oval in shape; first turns of the shell are heterostrophe (i.e., the axis of coiling forms an angle to the adult shell's columella; very elongated oval aperture, with a thin and sharp outer lip, columellar lip has a light callus and a deep fold at the base; sculpture consists of thin spiral grooves more marked toward the posterior and anterior edges of the whorls; pink hazel in color, with one or two whitish spiral bands; operculum is horny, pale yellow and transparent. Body: very wide foot, differentiated anteriorly into a podium; head broadens into a cephalic disc which has two lateroposterior lobes, incorrectly called tentacles; eyes are sessile; gill, osphradium and penis are inside the mantle cavity; radula lacks rachidial teeth and has a very large number of lateral teeth.
Inhabits fine well sorted sand (Ref. 2780). Free-living (Ref. 3123).
Life cycle and mating behavior
পরিপক্কতা | প্রজনন | ডিম ছাড়া | Eggs | ডিম্বধারন ক্ষমতা | Larvae
Hermaphrodite.
Harms, J. 1993 Check list of species (algae, invertebrates and vertebrates) found in the vicinity of the island of Helgoland (North Sea, German Bight) - a review of recent records. Helgoländer Meeresunters 47:1-34. (সূত্র 2711)
IUCN Red List Status
(সূত্র 130435: Version 2025-1)
CITES status (সূত্র 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
হাতিয়ার
আরো তথ্য
ট্রফিক বাস্তুতন্ত্র Food items (preys)
পথ্য উপাদান
খাদ্য গ্রহণ
শিকারী প্রাণী সমূহ
Population dynamicsবৃদ্ধি
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
প্রাচুর্য
Life cycleপ্রজনন পরিপক্কতা ডিম্বধারন ক্ষমতা ডিম ছাড়া EggsEgg developmentLarvae Physiologyঅম্লজান ব্যবহার
Human RelatedStamps, coins, misc.
ইন্টারনেট সুত্র
Estimates based on models
Price category
Unknown.