Tiostrea chilensis (Philippi, 1845)
Ostreoidea : Ostreidae
Solid but not heavy.
Inequivalve, cemented valve cupped, upper valve flat or weakly convex.
Suboval to subcircular, margins of lower valve irregularly fluted, upper valve less so.
Sculpture: Upper valve foliaceous with underlying radial ribs; lower valve with radiating ribs in a disrupted pattern. Margin: Chomata mostly absent, some with a few ostreiine chomata close to the ligament. Ligament: Amphidetic, internal on a triangular resilifer. Pallial Musculature: Adductor scar kidney shaped, colour as underlying shell. Colour: Upper valve tan becoming black with paler radiating rays; lower valve paler overall. Internally creamy to yellowish with a darker marginal band.
Distribution & Ecology
Additional Information & Related Species
Key Features & Similar Species
Ostreoidea : Ostreidae
Listed are literature citing Tiostrea chilensis (Philippi, 1845). Reference containing the species Type Description is highlighted.
Beu A.G. 2006. Marine Mollusca of oxygen isotope stages of the last 2 million years in New Zealand. Part 2. Biostratigraphically useful and new Pliocene to recent bivalves.. Journal of the ROyal Society of New Zealand. 36 (4): 151-338.
Buroker N E, Chanley P, Cranfield H J & Dinamani P 1983. Systematic status of two oyster populations of the genus Tiostrea from New Zealand and Peru. Marine Biology. 77: 191-200.
Chanley P & Dinamani P 1980. Comparative descriptions of some oyster larvae fromNew Zealand and Chile, and a description of a new genus of oyster, Tiostrea.. New Zealand Journal of Marine and Freshwater Research. 14(2): 103-120.
Philippi R A 1845. Diagnosen einiger neuen Conchylien. Archiv fur Naturgeschichte. 11: 50-71.
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