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Coralastele allanae (Iredale, 1930)

říše Animalia - živočichové »  kmen Mollusca - měkkýši »  třída Gastropoda - plži »  řád Trochida »  čeleď Calliostomatidae »  rod Coralastele

Vědecká synonyma

Coralastele allanae Iredale, 1930
Astele allanae (Iredale, 1930)

Obrázky

Coralastele allanae

Autor: Jan Delsing

Coralastele allanae

Autor: Iredale

Coralastele allanae

Autor: Marshall, B.

Taxon v check-listech zemí*

* Výčet zemí nemusí být kompletní

EN  

Popis

Iredale (Original description)
A beautiful trochoid of no close relationship to any other Australian species. Shell thin, delicate, truly conical, pseudo-umbilicate, columella arcuate, not plaited, outer lip thin. Colour rosy or brownish pink with regular brownish red markings on the ridges and intervals. Whorls eight, excluding a somewhat tilted one-whorled protoconch. The last whorl seven-eighths of the bulk of the shell, semi-shouldered, the gently rounded periphery shoving three equidistant elevated thin ridges, sometimes with a faint thread between ; the shoulder also bears a similar ridge ; the base is rounded, similarly cingulate with eight ridges, a few threads sometimes between. The preceding whorl is similarly ornamented, two main cinguli present, the antepenultimate showing only one with radial threads overriding which are obsolete or absent on the later whorls. The earliest whorls show more prominently the radial sculpture as radiating ribs. The mouth is circular, the outer lip thin, columella well arched ending abruptly in a projecting tip and meeting the body whorl with a sweep, a thin glaze joining the outer lip. The pseudo-umbilicus is narrow and deep. Height 14 mm. ; breadth 13 mm.

Wilson (Secondary description):
Turbinate, base flat but inclined, whorls shouldered, suture impressed; columella near vertical, slightly thickened and reflected at its abrupt end; umbilicus very small, bordered by a narrow, smooth rib; spire whorls sculptured with three spiral ribs bearing pointed nodules, body whorl with an additional peripheral rib, the second, third and fourth rib on the body whorl are about equal and form three keels, about eight spiral ribs on the base; with secondary spiral cords and fine axial lamellae in the interspaces. Cream, with red brown spots on the ribs. A thin tan periostracum covers the shell in life. 1.3 cm high; 1.25 cm wide.
Sources:
Iredale, T. 1930: Queensland Molluscan Notes. Nr 2.
Wilson, B. 1993. Australian Marine Shells. Prosobranch gastropods. Part one.

Rozšíření

Australia. Southern Queensland. The type specimens came from the Capricorn Group but there is little information on the species distribution or habitat.

Odkazy a literatura

EN Australian Faunal Directory [1c72128f-b927-4576-8d14-eb6b4defd345]

ABRS (2009-2019): Australian Faunal Directory [https://biodiversity.org.au/afd/home], Australian Biological Resources Study, Canberra [jako Coralastele allanae Iredale, 1930]
Datum citace: 15. únor 2015
EN Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [http://www.bagniliggia.it/WMSD/WMSDhome....] [jako Astele allanae (Iredale, 1930)]
Datum citace: 23. listopad 2013

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