Williamsoniella Thomas 1915

Cycadeoideopsida - Bennettitales

Parent taxon: Bennettitales according to J. Watson and C. A. Sincock 1992

Sister taxa: Bennetticarpus, Bennettistemon, Bennettitaceae, Cycadeoidea, Cycadeospermum, Cycadolepis, Monanthesia, Nilssoniopteris, Otozamites, Pseudocycas, Pterophyllum, Ptilophyllum, Sphenozamites, Weltrichia, Wielandiella, Williamsonia, Williamsoniaceae, Zamites

Subtaxa: Williamsoniella coronata

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Type: Williamsoniella coronata

Distribution:

• Jurassic of Kazakhstan (2 collections), Romania (1), the Russian Federation (4), Turkmenistan (1), Uzbekistan (1)

• Triassic of the Russian Federation (1)

Total: 10 collections including 13 occurrences

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Specimen images are retrieved through the ePANDDA API.


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