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čepicovka oříšková
Pterygia nucea J. F. Gmelin, 1791

říše Animalia - živočichové »  kmen Mollusca - měkkýši »  třída Gastropoda - plži »  řád Neogastropoda »  čeleď Mitridae - čepicovkovití »  rod Pterygia

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Pterygia nucea - čepicovka oříšková

Autor: Jan Delsing

Pterygia nucea - čepicovka oříšková

Autor: Jan Delsing
EN  

Popis

Shell to 72.0 mm in length, cylindri-cally ovate and ventricose, solid, teleoconch of 6-7 slightly convex whorls, protoconch of 1.5-2 small, nipple-like embryonic whorls; post-embryonic whorls with spiral striae, spiral sculpture generally becoming obsolete on the last 2 whorls; bodv whorl suture irregularly nodulose, base of shell with up to 14 weak, oblique cords. Aperture longer than the spire, broad, flaring anteriorly, smooth within, outer lip moderately thickened and with 7-10 small, brown-lined nodules on the edge, columella calloused and with 5-6 strong, oblique folds. White or cream in color, ornamented with spiral rows of very small brown spots and one or two dark brown bands which are frequently interrupted or even absent, aperture porcellaneous-white.
Cernohorsky, W.O., 1991. The Mitridae of the World. Part II. The Subfamily Mitrinae Concluded and Subfamilies Imbricariinae and Cylindromitrinae..

Možné záměny

This species is not similar to any other species of the genus Pterygia and a confusion is therefore unlikely. As in Scabricola (Swainsonia) casta (Gmelin), the dark reddish-brown periostracum in P. nucea is fugitive and is easily worn off.
Cernohorsky, W.O., 1991. The Mitridae of the World. Part II. The Subfamily Mitrinae Concluded and Subfamilies Imbricariinae and Cylindromitrinae..

Rozšíření

Range - From E. Africa to Japan and Polynesia. Habitat In coral sand, in lagoons and on sand banks, from the intertidal zone to a depth of 10 m.
Cernohorsky, W.O., 1991. The Mitridae of the World. Part II. The Subfamily Mitrinae Concluded and Subfamilies Imbricariinae and Cylindromitrinae..

Odkazy a literatura

EN Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [http://www.bagniliggia.it/WMSD/WMSDhome....] [jako Pterygia nucea Gmelin, 1791]
Datum citace: 23. listopad 2013
CZ Pfleger V. (1999): České názvy živočichů III. Měkkýši (Mollusca), Národní muzeum, (zoologické odd.), Praha, 108 pp. [jako Pterygia nucea (GMELIN, 1791)]
Datum citace: 11. listopad 2013

Možnosti podílení se na BioLibu

Jste-li v systému přihlášení, můžete k libovolnému taxonu přidat jméno či synonymum v libovolném jazyce (a nebo tak navrhnout opravu jména chybného), popisy taxonu nebo další podtaxony.

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