Reference : - #008 Mizutani and Koike (1982)
#008 1982, Mizutani, S. and Koike, T., Radiolarians in the Jurassic siliceous shale and in
the Triassic bedded chert of Unuma, Kagamigahara City, Gifu Prefecture, central Japan.
News of Osaka Micropaleontologists, Spec. Vol., no.5, p.117-134, pl.1-5, text-fig.1-3,
table 1-3. (in Japanese with English abstract)
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