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Keywords from Image Description:
Cosesaurusinsitu. Cosesaurus aviceps the sole specimen of this genus Although lizardlike in appearance this Middle Triassic fenestrasaur had certain traits that place it on the lineage of Sharovipteryx Longisquama and pterosaurs Among these traits are an elongated narial opening an antorbital fenestra very large orbit spikelike quadratojugal