Kelenken
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Kelenken is a genus of phorusrhacid, an extinct group of large, predatory birds, which lived in what is now Argentina in the middle Miocene about 15 million years ago. The only known specimen was disc
Kelenken skeleton
Diagram showing known remains
Comparison between skulls of large phorusrhacids
Reconstructed skull and neck, Museo Nacional de Historia Natural de Chile
Phorusrhacos
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Phorusrhacos is an extinct genus of phorusrhacid, an extinct group of predatory, typically large and flightless birds. It lived during the Early to Middle Miocene epoch of the Neogene in what is now s
Kelenken
…possessed the most complete skull of a large phorusrhacid known at the time. Previously, such skulls were known only from the fragmentary Devincenzia and Phorusrhacos. The skull of the latter disintegrated during collection (leaving only the tip of the beak), which hampered comparison between phorusrhacid taxa of…
Photograph of the holotype from Degrange and colleagues (2019)
Portrait of Francisco Moreno, Ameghino's competitor
Tarsometatarsus of Liornis floweri, a synonym of P. longissimus named by Dolgopol de Sáez (1927)