Gastropoda | Heterostropha
Environment: milieu / climate zone / depth range / distribution range
Northeast Atlantic and the Mediterranean: Celtic and Lusitanian provinces.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cmCommon length : 0.6 cm SHL male/unsexed; (Ref. 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). Hermaphrodite (Ref. 360).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Harms, J. 1993. (Ref. 2711)
IUCN Red List Status (Ref. 120744)
CITES status (Ref. 108899)
Threat to humans
| FishSource |
Estimates of some properties based on models