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Gesperornis Hesperornis vimerlij rid zubatih morskih ta vodoplavnih ptahiv krejdyanogo periodu 89 65 mln rokiv tomu Znahidka predstannikiv rodu zroblena Gofoniyilom Marshem protyagom kistkovih voyen 19 stolittya zigrala vazhlivu rol v doslidzhennyah ptashinoyi paleontologiyi Vidomi znahidki vidnosyatsya do pidznogo krejdyanogo periodu i buli zrobleni v morskih vapnyakah Kanzasu i Kanadi prote jmovirno rid buv rozpovsyudzhenij po vsomu arktichnomu poyasu GesperornisPeriod isnuvannya piznya krejda 83 5 78 mln r t PreꞒ Ꞓ O S D C P T J K Ꝑ NHesperornis regalis rekonstrukciyaBiologichna klasifikaciyaCarstvo Tvarini Animalia Tip Hordovi Chordata Klada Dinozavri Dinosauria Ryad Yasherotazovi Saurischia Pidryad Teropodi Theropoda Klada HesperornithesRodina HesperornithidaeRid Gesperornis Hesperornis Marsh 1872Tipovij vid Hesperornis regalisMarsh 1872Vidi H regalis Marsh 1872 H crassipes Marsh 1876 H gracilis Marsh 1876 H altus Marsh 1893 H montana Schufeldt 1915 H rossicus Nesov amp Yarkov 1993 H bairdi Martin amp Lim 2002 H chowi Martin amp Lim 2002 H macdonaldi Martin amp Lim 2002 H mengeli Martin amp Lim 2002 H lumgairi Aotsuka amp Sato 2016 in press 1 SinonimiLestornis Marsh 1876Coniornis Marsh 1893Hargeria Lucas 1903Vikishovishe HesperornisDiv takozh RedaguvatiSpisok vikopnih ptahiv nbsp Ce nezavershena stattya z ornitologiyi Vi mozhete dopomogti proyektu vipravivshi abo dopisavshi yiyi Cya stattya ne mistit posilan na dzherela Vi mozhete dopomogti polipshiti cyu stattyu dodavshi posilannya na nadijni avtoritetni dzherela Material bez dzherel mozhe buti piddano sumnivu ta vilucheno sichen 2013 Keiichi Aotsuka Tamaki Sato 2016 Hesperornithiformes Aves Ornithurae from the Upper Cretaceous Pierre Shale Southern Manitoba Canada Cretaceous Research in press 154 169 doi 10 1016 j cretres 2016 03 003 Otrimano z https uk wikipedia org w index php title Gesperornis amp oldid 36679069