Rare conical echinoderms - Fossil plate matrix - Bolboporites sp.

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Plate with two well preserved Bolboporites sp. cone-shaped fossils from the Middle Ordovician Volkhov horizon, Russia; condition Natural.

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Description from the seller

Plate with two well preserved Bolboporites sp. (Pander, 1830). They are rare and enigmatic Ordovician cone-shaped fossil, the precise nature and systematic affinities of which have been controversial. Bolboporites are interpreted as eocrinoidea, pelmatozoa or blastozoa or as isolated spine or tuberculated plate of an unknown echinoderm.

Age: Middle Ordovician, Volkhov horizon
Locality: Russia, St. Petersburg, Babino quarry
Matrix size: 81 x 64 x 28mm
Bolboporites size: 14x8mm & 6x6mm
Weight: 155 g

If you have bought several items, combined shipping is possible. Please contact me: aktru@o2.pl.

Plate with two well preserved Bolboporites sp. (Pander, 1830). They are rare and enigmatic Ordovician cone-shaped fossil, the precise nature and systematic affinities of which have been controversial. Bolboporites are interpreted as eocrinoidea, pelmatozoa or blastozoa or as isolated spine or tuberculated plate of an unknown echinoderm.

Age: Middle Ordovician, Volkhov horizon
Locality: Russia, St. Petersburg, Babino quarry
Matrix size: 81 x 64 x 28mm
Bolboporites size: 14x8mm & 6x6mm
Weight: 155 g

If you have bought several items, combined shipping is possible. Please contact me: aktru@o2.pl.

Details

Specimen
Rare conical echinoderms
Scientific name
Bolboporites sp.
Country of Origin
Russia
Geological Period
Ordovician, Middle (470 - 458.4 million years)
Condition
Natural
PolandVerified
141
Objects sold
100%
Private

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