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Paraves vid dav gr para poruch poblizu lat aves ptah poshirena grupa dinozavriv teropodiv sho vinikla v piznij yurskij period Krim vimerlih dromeozavrid troodontid anhiornitid ta in grupa takozh mistit Avialae sered yakih ponad desyat tisyach vidiv zhivih ptahiv 1 Ranni predstavniki Paraves dobre vidomi zavdyaki zbilshenomu kigtyu na drugomu palci stopi yakij vidrivavsya vid zemli pid chas hodbi u deyakih vidiv 2 ParavesPeriod isnuvannya 165 0 mln r t PreꞒ Ꞓ O S D C P T J K Ꝑ Npiznya yura nash chasPrikladi bazalnih paravianskih dinozavrivBiologichna klasifikaciyaCarstvo Tvarini Animalia Tip Hordovi Chordata Klada Dinozavri Dinosauria Ryad Yasherotazovi Saurischia Pidryad Teropodi Theropoda Klada PennaraptoraKlada ParavesSereno 1997Pidgrupi Imperobator Pneumatoraptor Overoraptor Palaeopteryx Archaeopterygidae Anchiornithidae Unenlagiidae Scansoriopterygidae Dromaeosauridae Troodontidae AvialaeVikishovishe Paraves Pennaraptora Oviraptorosauria Paraves Scansoriopterygidae Xiaotingia Yixianosaurus Pedopenna Aurornis Serikornis Eosinopteryx Anchiornis Eumaniraptora Troodontidae Dromaeosauridae Avialae Kladograma za rezultatami filogenetichnogo doslidzhennya Lefevre et al 2017 3 Yak i inshi teropodi vsi Paraves ye dvonogimi hodyat na dvoh zadnih lapah 4 Zubi primitivnih Paraves buli vignutimi ta zazubrenimi ale ne klinopodibnimi za vinyatkom deyakih specializovanih vidiv takih yak Dromaeosaurus albertensis Zazubrini na perednomu krayu zubiv dromeozavridiv i troodontid buli duzhe dribnimi j tonkimi a na zadnomu krayi buli duzhe veliki ta gachkovi 5 Bilshist najpershih Paraves grup buli m yasoyidnimi hocha vidomo sho deyaki menshi vidi osoblivo sered troodontid i rannih Avialae buli vseyidnimi 6 5 Skam yanilosti takozh pripuskayut sho nogi ta stupni pokriti pir yam buli spadkovim stanom mozhlivo vinik u Coelurosauria navit yaksho cya risa piznishe bula vtrachena u bilsh rozvinenih ptahiv 7 Zazvichaj Paraves mayut dovgi krilati peredni kincivki hocha voni stali menshimi u bagatoh nelitayuchih vidiv i deyakih vimerlih rodovish yaki evolyucionuvali do polotu U rannih formah krila zazvichaj mali tri veliki gnuchki kigtisti palci 5 Bagato rannih predstavnikiv Paraves mali yak dobre rozvineni krila tak i dovge pir ya na zadnih lapah yaki v deyakih vipadkah utvoryuvali drugij nabir kril Ci vidi najbilsh vidomij Microraptor gui chasto nazivayut chotirikrilimi dinozavrami 8 9 10 Bilshist teropodiv hodili torkayuchis zemli troma palcyami nig ale skam yanili slidi pidtverdzhuyut sho bagato bazalnih Paraves vklyuchayuchi dromeozavridiv troodontid i deyakih rannih Avialae trimali drugij palec nogi nad zemleyu Ce nazivayetsya funkcionalnoyu didaktiliyeyu 2 Zbilshenij drugij palec nogi mav nezvichajno velikij vignutij serpopodibnij kigot Cej kigot buv osoblivo velikim i splyushenim u hizhih evdromeozavriv z velikim tilom 11 Jmovirno rozvineni dromeozavridi yak i suchasni hizhi ptahi vikoristovuvali serpopodibni kigti shob prokolyuvati j stiskati svoyu zhertvu shob dopomogti pritisnuti yiyi do zemli vodnochas vikoristovuyuchi negliboki pomahi krilami ta ruhi hvosta shob stabilizuvati sebe 5 U bilsh primitivnih dromeozavridiv i troodontid lapi ne buli nastilki specializovanimi a kigti ne buli takimi velikimi abo gachkovimi Ce robit imovirnim sho ci vidi specializuvalisya na menshij zdobichi 5 Ptahi chleni Paraves yedini zhivi dinozavriNajbilsh ekstremalni prikladi miniatyurizaciyi ta progenezu mozhna znajti v Paraves 12 Predki Paraves vpershe pochali zmenshuvatisya v rozmirah na pochatku yurskogo periodu 200 Ma i vikopni dokazi pokazuyut sho cya liniya teropodiv rozvivala novi adaptaciyi v chotiri razi shvidshe nizh inshi grupi dinozavriv 13 i zmenshuvalasya v 160 raziv shvidshe nizh inshi liniyi dinozavriv zrostali 14 Terner ta in 2007 pripustili sho ekstremalna miniatyurizaciya bula rodovoyu dlya kladi chij spilnij predok za ocinkami mav blizko 65 santimetriv u dovzhinu ta 600 700 gramiv u masi U Eumaniraptora i Dromaeosauridae i Troodontidae piznishe projshli cherez chotiri nezalezhni podiyi gigantizmu trichi u dromeozavridiv i odin raz u troodontid todi yak masa tila prodovzhuvala zmenshuvatisya v bagatoh formah v Avialae 15 Skam yanilosti pokazuyut sho vsi najdavnishi predstavniki Paraves znajdeni na sogodni pochinalisya yak malenki todi yak Troodontidae i Dromaeosauridae postupovo zbilshuvalisya v rozmirah protyagom krejdyanogo periodu 15 Paraves ce klada yaka vklyuchaye vsih dinozavriv yaki bilsh tisno pov yazani z ptahami nizh z oviraptorozavrami div kladogramu Paraves vidokremilisya vid inshih maniraptoraniv 165 Ma priblizno 110 90 Ma predki Neornithes suchasni ptahi vidokremilisya vid inshih Paraves 16 Za vinyatkom grupi suchasnih ptahiv ne zalishilosya zhodnih vcililih abo genetichnogo materialu tomu vsya yihnya filogeniya viplivaye lishe z litopisu skam yanilostej 17 Prototipom skam yanilosti ye Archaeopteryx yakogo bulo znajdeno 11 cilih abo chastkovih ekzemplyariv 18 Primitki red Alan Hamilton Turner Peter J Makovicky and Mark Norell 2012 A review of dromaeosaurid systematics and paravian phylogeny Bulletin of the American Museum of Natural History 371 1 206 doi 10 1206 748 1 Arhiv originalu za 3 sichnya 2022 Procitovano 22 sichnya 2022 a b Li Rihui Lockley M G Makovicky P J Matsukawa M Norell M A Harris J D Liu M 2007 Behavioral and faunal implications of Early Cretaceous deinonychosaur trackways from China Naturwissenschaften 95 3 185 91 Bibcode 2008NW 95 185L PMID 17952398 doi 10 1007 s00114 007 0310 7 Lefevre Ulysse Cau Andrea Cincotta Aude Hu Dongyu Chinsamy Anusuya Escuillie Francois Godefroit Pascal 2017 A new Jurassic theropod from China documents a transitional step in the macrostructure of feathers The Science of Nature 104 9 10 74 Bibcode 2017SciNa 104 74L PMID 28831510 doi 10 1007 s00114 017 1496 y Mayr G Oct 2016 Avian Evolution The Fossil Record of Birds and its Paleobiological Significance vid 1 s Ch 2 ISBN 978 1119020769 a b v g d Fowler D W Freedman E A Scannella J B 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Claramunt S Cracraft J Dec 2015 A new time tree reveals Earth history s imprint on the evolution of modern birds Sci Adv 1 11 e1501005 Bibcode 2015SciA 1E1005C PMC 4730849 PMID 26824065 doi 10 1126 sciadv 1501005 Toby M Feb 2005 The quality of the fossil record of Mesozoic birds Proc Biol Sci 272 1560 289 294 PMC 1634967 PMID 15705554 doi 10 1098 rspb 2004 2923 Foth C Jul 2014 New specimen of Archaeopteryx provides insights into the evolution of pennaceous feathers Nature 511 7507 79 82 Bibcode 2014Natur 511 79F PMID 24990749 doi 10 1038 nature13467 Otrimano z https uk wikipedia org w index php title Paraves amp oldid 40748221