3.5" Stalk-Eyed Asaphus Kowalewskii Trilobite - Very Large

This is a 3.5" long, stalk-eyed trilobite Asaphus kowalewskii. It is Middle Ordovician in age and was collected at the Vilpovitsy quarry in the St. Petersburg region of Russia. The stalk eyes likely allowed to survey it's surroundings while remaining buried in the mud.

This example is extremely large for the species and laid out prone. There is some shell restoration along repaired cracks and around the edge of the tail.

Photo of the Vilpovitsy quarry near St. Petersburg, Russia, where this trilobite was found.
Photo of the Vilpovitsy quarry near St. Petersburg, Russia, where this trilobite was found.

About Trilobites

Trilobites are an extinct class of marine arthropods that thrived for nearly 270 million years, from the early Cambrian to the end of the Permian period (around 521 to 252 million years ago). They are one of the most successful and diverse groups in the history of life, with over 25,000 described species spanning a wide range of sizes, shapes, and ecological niches. Known for their distinctive, segmented exoskeletons, trilobites provide invaluable insights into the evolutionary history of arthropods and the dynamics of ancient marine ecosystems.
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DETAILS
SPECIES
Asaphus kowalewskii
LOCATION
Vilpovitsy quarry, St. Petersburg region, Russia
FORMATION
Asery level
SIZE
3.5" long
SUB CATEGORY
ITEM
#191016
GUARANTEE
We guarantee the authenticity of all of our specimens.