Abstract

In the paper, a new species of rudist is described. The fossil was found in Cava Romana (Roman querry) near Aurisina, Italy, in limestone of the upper part of the Borgo Grotta Gigante Formation which is of the Upper Senonian age. Only the right valves which exhibit broad specific variability are available. The valves are up to 4 cm long with thin shell and long, strong and abundantly branched ribs. The ligamental ridge is not developed. The structure of the layer is lamellar.

Highlights

  • Riassunto Argomento di questa nota e la descrizione di una nuova specie di Rudista, rinvenuta nella Cava Romana di Aurisina in calcari appartenenti alla parte alta della formazione di Borgo Grotta Gigante di eta Senoniano superiore

  • The fossil was found in Cava Romana (Roman querry) near Aurisina, Italy, in limestone of the upper part of the Borgo Grotta Gigante Formation which is of the Upper Senonian age

  • In the Roman Cave near Aurisina in limestones of the Upper Senonian age which belong to the upper part of the Borgo Grotta Gigante Formation, numerous specimens of the new species which belongs to the genus BiradioUtes were found

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Summary

Mario Pleničar Katedra za geologijo in paleontologijo

Riassunto Argomento di questa nota e la descrizione di una nuova specie di Rudista, rinvenuta nella Cava Romana di Aurisina in calcari appartenenti alla parte alta della formazione di Borgo Grotta Gigante di eta Senoniano superiore.

Descrizione paleontologica
Summary
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