Tapes (Polititapes) aureus (Gmelin, 1791)
Veneroidea : Veneridae
Inequilateral. Beaks in front of midline.
Subovate, almost sub-triangular, dorsal margin long and sloping to posterior. Lunule heart-shaped, elongate, radiating ridges. Escutcheon indistinct.
Sculpture: Sculpture consisting of thin concentric ridges and very fine radial lines. Margin: Margin smooth. Ligament: Ligament extending from umbo 1/3rd the dorsal margin length. Hinge: 3 cardinals in each valve, LV central bifid and RV central and posterior bifid. No laterals. Pallial Musculature: Muscle scars roughly equal: Posterior slightly fatter than anterior. Pallial sinus just over a third of whole length of shell, rounded, but ends in a point. Periostracum: Thin, smooth and glossy. Colour: External fawn/pale yellow/dirty-white/brown coloured, and may have red-brown and/or mid-brown zigzag/blotches/lines/streaks. Internal colouration white sometimes with orange/purple/yellow spreading from umbo.
Distribution & Ecology
Continental Shelf (to 200m)
Additional Information & Related Species
Veneroidea : Veneridae
Listed are literature citing Tapes (Polititapes) aureus (Gmelin, 1791). Reference containing the species Type Description is highlighted.
Gmelin J F 1791. Carli Linnaei systema Naturae per regna tria naturae. Editio decimatertia, aucta, reformata, Vermes Testacea 1 (6). Lipsiae. 3021-3910.
Mikkelsen PM, Bieler R, Kappner I & Rawlings TA 2006. Phylogeny of Veneroidea (Mollusca: Bivalvia) based on morphology and molecules. Zoological Journal of the Linnean Society. 148: 439-521.
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