Paraceraurus exsul Temporal range: Middle
Ordovician
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Paraceraurus exsul | |
Scientific classification | |
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Species: | P. exsul
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Binomial name | |
Paraceraurus exsul (Beyrich, 1846)
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Paraceraurus exsul is a species of trilobite that lived in St. Petersburg Region and Tver Region (in erratic blocks) of Russia, Estonia, Finland ( Åland, in erratic blocks), Sweden, North Germany (in erratic blocks), Lithuania and Belarus during the Upper Llanvirnian Stage (463.5-460.9 Ma) [1] of the Middle Ordovician. These trilobites can reach a length of about 16 centimetres (6.3 in). They show a square front edge, large genal spines on the cheeks and characteristic long pygidial spines. Genal spines are curved usually inward and upward.
Paraceraurus exsul Temporal range: Middle
Ordovician
| |
---|---|
| |
Paraceraurus exsul | |
Scientific classification | |
Kingdom: | |
Phylum: | |
Class: | |
Order: | |
Suborder: | |
Family: | |
Genus: | |
Species: | P. exsul
|
Binomial name | |
Paraceraurus exsul (Beyrich, 1846)
| |
Synonyms | |
|
Paraceraurus exsul is a species of trilobite that lived in St. Petersburg Region and Tver Region (in erratic blocks) of Russia, Estonia, Finland ( Åland, in erratic blocks), Sweden, North Germany (in erratic blocks), Lithuania and Belarus during the Upper Llanvirnian Stage (463.5-460.9 Ma) [1] of the Middle Ordovician. These trilobites can reach a length of about 16 centimetres (6.3 in). They show a square front edge, large genal spines on the cheeks and characteristic long pygidial spines. Genal spines are curved usually inward and upward.