Class Trilobita | ||
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Genus NipponaspisKoizumi, 1972 Similar Endops, Phillipsiidae, Cummingella | ||
Nipponaspis is a proetid trilobite belonging to the family Phillipsiidae. Fossils of the various species are found in Middle Permian-aged marine strata of Fukushima Prefecture, Japan, China, Korea, and Alaska.
References
Nipponaspis Wikipedia(Text) CC BY-SA