Amniota - Therapsida - Cryptodontidae

Full reference: E. T. Newton. 1893. On some New Reptiles from the Elgin Sandstones. Transactions of the Royal Society of London, Series B, Biological Sciences 184:431-503

Parent taxon: Geikiinae according to C. F. Kammerer and K. D. Angielczyk 2009

Sister taxa: Aulacephalodon, Pelanomodon

Subtaxa: Geikia elginensis, Geikia locusticeps

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Type: Geikia elginensis

Ecology: herbivore