A broad morphology matrix places the sampled Russian Permian taxa within competing dicynodont topologies and exposes strong Gondwanan–Laurasian sampling imbalance; Dicynodontia is therefore represented as a matrix-tested extinct radiation, not a resolved ancestor chain. This navigation entry is not a phylogeny or a complete taxon dossier.
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A broad morphology matrix places the sampled Russian Permian taxa within competing dicynodont topologies and exposes strong Gondwanan–Laurasian sampling imbalance; Dicynodontia is therefore represented as a matrix-tested extinct radiation, not a resolved ancestor chain.
claim:taxon:dicynodontia:topologyDicynodontia is displayed at 259.5–251.9 Ma only as the Russian Permian matrix sample, not the global first and last appearances of Dicynodontia. The interval is a source-bounded sample window, not a global FAD, LAD, divergence date, continuous occupancy claim or direct-ancestor assertion.
claim:taxon:dicynodontia:source-bounded-range-rc49