Reference : - #040 Nagai and Mizutani (1990)
#040
1990, Nagai, H. and Mizutani, S.
, Jurassic
Eucyrtidiellum
(Radiolaria) in the Mino terrane. Trans. Proc. Palaeont. Soc. Japan, N.S., no.159, p.587-602, text-fig.1-4, table 1.
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