description Modocia Overview
Modocia is a genus of ptychopariid trilobites known from Middle Cambrian marine rocks. Fossils assigned to the genus occur in North American formations, including Utah's Wheeler Shale and related Cambrian units in the western United States. Like other trilobites, Modocia had a segmented mineralized exoskeleton and belongs to an extinct group of marine arthropods.
help Modocia FAQ
What is Modocia?
Modocia is a genus of ptychopariid trilobites known from Middle Cambrian marine rocks. Fossils assigned to it occur in North American formations, including Utah's Wheeler Shale.
When did Modocia live?
Modocia lived during the Middle Cambrian, hundreds of millions of years before the first dinosaurs. It is known from marine fossil deposits rather than from terrestrial rocks.
Where have Modocia fossils been found?
Records include Utah's Wheeler Shale and related Cambrian units in the western United States. These formations preserve marine organisms from Cambrian seas.
What did Modocia look like?
Like other trilobites, Modocia had a segmented exoskeleton divided into a head, thorax, and tail region. Its classification as a ptychopariid reflects details of its body form and cephalon.
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