Polyteichus is a genus of bryozoans of the order Trepostomata. They are spherical, semi-spherical or disc shaped, with 3 or 4 radiating lobes, being 2–5 cm in diameter. The zooecia are shaped as wide prisms. Representatives of this genus have been found in the Upper Ordovician of the Czech Republic. References External links Paleobiology database Definition of zooecia Trepostomata Prehistoric bryozoan genera