Copepteryx is an extinct genus of flightless bird of the family Plotopteridae, endemic to Japan during the Oligocene living from 28.4 to 23 mya, meaning...
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by Ota and Hasegawa Yoshikazu. In 1986, while describing the new genus Copepteryx, Hasegawa and Storrs L. Olson tentatively referred that coracoid to the...
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plotopterid, smaller than the large genera of Japanese tonsalin plotopterids Copepteryx and Hokkaidornis, but larger than the derived Plotopterum. Empeirodytes...
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Walker 1979 †P. wetmorei Brodkorb 1955 †Plotopteridae – diving-"boobies" †Copepteryx Olson & Hasegawa 1996 †C. hexeris Olson & Hasegawa 1996 †C. titan Olson...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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only being dwarfed by the giant Japanese plotopterids Hokkaidornis and Copepteryx. The scapula had a wider caudal portion with a more curved dorsal border...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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stoutness between Tonsala and its larger Japanese relatives Hokkaidornis and Copepteryx. The complete tibiotarsus of the holotype, unique among all plotopterids...
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Plotopterum than with those of the larger Tonsalinae plotopterids like Copepteryx and Tonsala. It was although mostly differenced from Plotopterum by several...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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3 ft) and length of 1.7 metres (5.6 ft), roughly the size of its relative Copepteryx hexeris. The anterior ends of the furcula are more reminiscent of those...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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(57 lb). The largest known plotopterid, penguin-like flightless bird was Copepteryx titan that is known from 22 cm (8.7 in) long femur, almost twice as long...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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Comparison could however be made with the then undescribed remains of Copepteryx from Japan to verify the identity of the bone as a fossil of plotopterid...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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limited to coastal waters, while the larger Tonsalinae such as Tonsala and Copepteryx had a more pelagic lifestyle. It has been suggested that the diversification...
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Diomedea †D. tanakai Davis, 2003 Early Miocene Suliformes †Plotopteridae †Copepteryx †C. hexeris [species] Olson & Hasegawa, 1996 Oligocene †C. titan [species]...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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†Tonsalinae Copepteryx Hokkaidornis Klallamornis Olympidytes Tonsala...
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Miocene MN 9 Moldova An Aves Incertae Sedis, it is not an Anatidae. Copepteryx hexeris Gen. nov. et Sp. nov. Valid Storrs L. Olson Yoshikazu Hasegawa...
31 KB (1,629 words) - 21:37, 3 September 2024