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Top Results for Rostral Spine

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Best 1 Raphiophorus

Raphiophorus is an extinct genus of trilobites that existed during the Ordovician and Silurian geological periods. As a member of the family Raphiophoridae within the order Asaphida, this prehistoric arthropod possessed a highly streamlined body structure adapted to its marine environment. Its most...

7.14 Good
Why this score

Recognized raphiophorid with broad Ordovician to Silurian range; streamlined form is interesting but not widely iconic.

Scoring methodology
2 Ampyx nasutus

Ordovician raphiophorid trilobite distinguished by a prominent forward-projecting rostral spine, found across European and North African shallow-marine Ordovician deposits.

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