Lopha ap. (Alectryonia, sp.) fossil oysters. These are marine bivalve molluscs in the family Ostreidae. They are known from the upper Triassic period to present times. The shell is characteristically curved with a strongly ribbed outer valve, the smaller inside one being flat. These specimen are from late Jurassic deposits in Tulear Province, Madagascar. Actual length is 10 cm. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Wiersma, Dirk |
Bildgröße: | 5616 px × 3744 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |