Polemidia

13.6–11.6 εκατομμύρια χρόνια

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Γεωλογικός χρόνος

Μειότζ̌αινον

Ηλικία: 13.6–11.6 εκατομμύρια χρόνια
Περίοδος: Μέσον Μειότζ̌αινον
Σχηματισμός: [αμετάφραστο]
Περιβάλλον εναπόθεσης: [αμετάφραστο]
Τύποι απολιθωμάτων: [αμετάφραστο]
Παλαιοοικολογία: [αμετάφραστο]

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Polemidia shown on the globe

Αυτοβράγχια

1 δείγμα

Unknown autobranch, possibly a Pectinid or Lucinid

Διακρία η τριακανθού

1 δείγμα

Molds of at least seven individuals; the original shell material doesn't seem to be preserved

7

Molds of at least seven individuals; the original shell material doesn't seem to be preserved

Measurement 6-7mm

An outline can be seen, as well as the (dorsal?) ribs.

Ventral view. The aperture is visible as well as the three ribs that characterize the species; a wide central one and a slimmer one on either side

An outline can be seen, as well as faint ribs. Dorsal view

Dorsal view at an angle, so that the curvature at the aperture is visible

Many of the individuals are not well-preserved, with minimal details visible

Φυτά

1 δείγμα

(?)Leaf

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1 δείγμα

Unknown. Possibly a mollusc?