Nipponaspis
| Nipponaspis Temporal range:
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| N. takaizumii | |
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| Genus: | Nipponaspis Koizumi, 1972
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| Type species | |
| Nipponaspis takaizumii Koizumi, 1972[1]
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Nipponaspis is a genus of 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
[edit]- Proetida fact sheet [2]
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