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Styxowia predponimania
Taxonomy
Styxowia predponimania was named by Melnitsky and Ivanov (2020). Its type specimen is PIN 5026/1979, an exoskeleton, and it is a compression fossil. Its type locality is Khasurty (PIN collection 5026), which is in an Aptian lacustrine - small siliciclastic in the Russian Federation. It is the type species of Styxowia.