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a a el khayal
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Cilt sonuçları
Hanadirella, a new problematic arthropod(?) from the Lower Ordovician (Llanvirn) Tabuk Formation, central Saudi Arabia ; Some Silurian (Llandovery) monograptids from Saudi Arabia
A. A. El-Khayal · Rijksmuseum van Geologie en Mineralogie
22 sayfa · 1985
Graptolites / Hanadirella / Paleontology