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Rigaudella apiculata
Rigaudella apiculata (Cookson and Eisenack, 1960b, p.254, pl.39, fig.15) Below, 1982b, p.148. Emendation: Davey, 1988, p.43–44, as Papuadinium apiculatum.
Now Papuadinium. Originally Cannosphaeropsis, subsequently Adnatosphaeridium, thirdly Rigaudella, fourthly (and now) Papuadinium. Holotype: Cookson and Eisenack, 1960, pl.39, fig.15
Locus typicus: Canning Basin, W Australia
Stratum typicum: probably Tithonian
Original description: Cookson and Eisenack, 1960, p. 254: Cannosphaeropsis apiculata
Shell small, sphaerical with simple network composed of about eight to twelve solid sometimes flattened supporting processes which branch distally and thin connecting threads which bear small spinules. Dimensions: holotype - shell 40 µm, overall 86 µm; other specimens shell 30-40 µm, overall 55-76 µm.
Now Papuadinium. Originally Cannosphaeropsis, subsequently Adnatosphaeridium, thirdly Rigaudella, fourthly (and now) Papuadinium. Holotype: Cookson and Eisenack, 1960, pl.39, fig.15
Locus typicus: Canning Basin, W Australia
Stratum typicum: probably Tithonian
Original description: Cookson and Eisenack, 1960, p. 254: Cannosphaeropsis apiculata
Shell small, sphaerical with simple network composed of about eight to twelve solid sometimes flattened supporting processes which branch distally and thin connecting threads which bear small spinules. Dimensions: holotype - shell 40 µm, overall 86 µm; other specimens shell 30-40 µm, overall 55-76 µm.