This Specimen has been sold.
3.2" Stalk-Eyed Asaphus Kowalewskii Trilobite
This is a very large, 3.2" long, stalk-eyed trilobite (Asaphus kowalewskii) that looks like it is ready to crawl off of the limestone. 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 it to survey its surroundings while remaining buried in the mud.
The base of the rock has been cut flat so that is the piece stands up nicely on a hard surface without the need for a display stand. Like nearly all of these asaphids there is some shell restoration as the shell tends to flake during collection. It looks like it is about 10% in total, but the largest amount being on the center of the tail.
The base of the rock has been cut flat so that is the piece stands up nicely on a hard surface without the need for a display stand. Like nearly all of these asaphids there is some shell restoration as the shell tends to flake during collection. It looks like it is about 10% in total, but the largest amount being on the center of the tail.
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.
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.
SPECIES
Asaphus kowalewskii
LOCATION
Vilpovitsy quarry, St. Petersburg region, Russia
FORMATION
Asery level
SIZE
3.2" long
CATEGORY
SUB CATEGORY
ITEM
#228876
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