| Flexopecten glaber (Linnaeus, 1758) |
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Algarve to Mediterranean. On fine sediments from subtidal to 95m deep (EOL). Original taxon: Ostrea glabra.
Animal pictured in aquarium, collected at 2m deep, in the lagoon, Leucate, Occitania, S. France. 70mm. Original picture provided by S. Clanzig (FR) – (CC BY-NC-SA). |
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5m deep, Omiš, Split-Dalmatia Comitat, S. Croatia. 41mm. Original pictures provided by N. Lete (HR).
– (CC BY-NC-SA) – |
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Many synonyms:
anisopleurus, aurantia, citrina, distans, griseus, nebulosa etc.
This shell and the following specimens were trawled in northern Adriatic. 36mm. |
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| Above and below: found in fishing boats, in the harbour of Grado, Friuli Venezia Giulia, NE. Italy. 17-35mm. |
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| Variation in colour, pattern. |
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| Variation in rib-strength, rib-number. |
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| Thin and delicate. |
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| Heavy 54mm “proteus” from Grado, with 4 dominant ribs. |
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| Form“aurantius” from Taranto, Puglia, S. taly. 37mm. |
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| Form “griseus” Lamarck, 1819. Upper valve dark coloured, patterned shell. 38-40mm, Grado. |
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| On sand at 3m deep, Medulien, Istria. 62mm. |
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Yellow. 5m deep, Omiš. 48mm.
Original pictures provided by N. Lete (HR).
– (CC BY-NC-SA) – |
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Comparison with a 56mm “concolor” opercularis trawled at 50-80m deep, off Santa Teresa Gallura, Olbia-Tempio, N. Sardinia. Left is glaber, right shows opercularis. Differences in sculpture as in ctelonian teeth are obvious. |
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| 45mm, Trieste, Friuli-Venezia Giulia. |
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| 51mm, Trieste. |
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| P. distans and griseus in A. Locard: Expéditions scientifiques du Travailleur et du Talisman, vol.4 t.2, Paris 1898. |
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Colour sets in specimens from Chioggia, Veneto, NE. Italy.
Original pictures provided by A. Nappo (IT).
– (CC BY-NC-SA) – |
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| The species seams more common in Adriatic than elsewhere. Form “proteus”: at 5m deep, Omiš. 38mm. Original picture provided by N. Lete (HR) – (CC BY-NC-SA). |