Reference : - #014 Mizutani and Kido (1983)
#014 1983, Mizutani, S. and Kido, S., Radiolarians in middle Jurassic siliceous
shale from Kamiaso, Gifu Prefecture, central Japan. Trans. Proc. Palaeont.
Soc. Japan, N.S., no. 132, p.253-262, pl.51-53, text-fig.1-2.
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