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6916696fb31ce77b15d7ea6caf3a40d1

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Ptychonema Perner, 1903

Source

Rank

genus

Names

1

species:3245211

in Barrande, Syst. silur. centre Bohême, Rech. pal. , 4 (1), pl. 57.

Classification

Eotomariidae Wenz, 1938
- Ptychonema Perner, 1903