Heliacus fallaciosus (Tiberi, 1872)
Superdomain | Biota | |
Kingdom | Animalia | |
Phylum | Mollusca | |
Class | Gastropoda | |
Subclass | Heterobranchia | |
Infraclass | "Lower Heterobranchia" | |
Superfamily | Architectonicoidea | |
Family | Architectonicidae | |
Genus | Heliacus | |
Species | Heliacus fallaciosus (Tiberi, 1872) | |
Classification according to Bouchet et al. (2017) Taxonomic source: World Register of Marine Species (AphiaID: 235800). |
- Solarium fallaciosum Tiberi, 1872
- Ammonicerina mutabilis O. G. Costa, 1861
- Heliacus (Grandeliacus) fallaciosus (Tiberi, 1872)
- Heliacus subvariegatus (d’Orbigny, 1852)
- Solarium spencerii Allen, 1856
- Solarium stramineum (Gmelin, 1791) sensu Philippi, 1836
- Solarium stramineum var. mediterranea Philippi, 1853
Description
Disciform shell, yellowish brown in color and lentil-shaped, about 15 to 20 mm. maximum diameter. Shell surface with 3 granular cords arranged in a spiral, and with growth striae. With very deep umbilicus and prominent in the back side. Rounded stoma. The fossil form is known as Solarium obtusum, but there are no morphological differences with the current form.
Biology
It feeds on cnidarians, of which it is considered an ectoparasite. It is considered rare.
Etymology
- Heliacus, Latinized form of Greek hēliakos, “of the Sun”.
- Fallaciosus, from the Latin fallacia “deception, trick, artifice” and the ending “-osus” meaning “related to, having to do with”.
Distribution
It is found on sandy or rocky circalittoral bottoms of the Atlantic and Mediterranean.
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[abundanci medocc=0 medori=0 oceatl=0]
More pictures
Bibliography
Further reading
Cite this article as:
Pontes, Miquel (2023) "Heliacus fallaciosus" in OPK-Opistobranquis. Published: 23/05/2022. Accessed: 26/03/2023. Available at (https://opistobranquis.info/en/GEMgE)