Astele speciosa
| Astele speciosa | |
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| Drawing of a shell of Astele speciosa | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Vetigastropoda |
| Order: | Trochida |
| Superfamily: | Trochoidea |
| Family: | Calliostomatidae |
| Subfamily: | Calliostomatinae |
| Genus: | Astele |
| Species: | A. speciosa
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| Binomial name | |
| Astele speciosa (A. Adams in H. Adams & A. Adams, 1854) [1]
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| Synonyms | |
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Astele speciosa, common name the beautiful top shell, is a species of sea snail, a marine gastropod mollusk in the family Calliostomatidae.[2]
Notes
Additional information regarding this species:[2]
- Taxonomic remark: Some authors place this taxon in the subgenus Astele (Astele)
Description
The size of the shell varies between 20 mm and 43 mm. The pyramidal-conical shell is imperforate, flesh-colored, variegated and punctate with rufous. The whorls are plano-concave, sculptured with transverse subgranulate alternately smaller and larger lirae. The granules are reddish-brown. The body whorl is obtusely angular. The base of the shell is concentrically grooved. The umbilical region is impressed and bounded by a rufous callus. The aperture is subquadrate. The solid columella is subarcuate and scarcely truncate anteriorly. The outer lip is lirate within. Its margin is subangulate in the middle.[3]
Distribution
This marine species occurs from Central Queensland to northern New South Wales, Australia
References
- ^ Adams, P. Z. S. 1854, p. 38.
- ^ a b Rosenberg, G. (2012). Astele speciosa (A. Adams in H. Adams & A. Adams, 1854). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=467150 on 2012-12-07
- ^ Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia (described as Calliostoma speciosum)