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Focenovi Phocoenidae rodina morskih ssavciv z ryadu kitopodibnih Cetacea Ranishe vklyuchali do skladu rodini delfinovih Focenovi Period isnuvannya 15 97 0 mln r t PreꞒ Ꞓ O S D C P T J K Ꝑ Nmiocen nash chas Biologichna klasifikaciya Carstvo Tvarini Animalia Tip Hordovi Chordata Klada Sinapsidi Synapsida Klas Ssavci Mammalia Ryad Parnokopitni Artiodactyla Infraryad Kitopodibni Cetacea Parvoryad Delfinovidi Odontoceti Klada Delphinida Nadrodina Delphinoidea Rodina Focenovi Phocoenidae Gray 1825 Vikishovishe PhocoenidaeZagalnij opisVidriznyayutsya vid delfiniv budovoyu cherepa i zubiv yaki mayut ne konichnu a sploshenu koronku Phocoenidae dribnishe spravzhnih delfiniv z dovzhinoyu tila 1 5 2 5 m i vagoyu blizko 120 kg z shilnishoyu kremeznoyu staturoyu Golovi neveliki u suchasnih vidiv pritupleni pozbavleni dzoba u vimerloyi buv dobre rozvinenij dzob z nizhnoyu shelepoyu sho silno vistupala Spinnij plavec vidsutnij abo nevelikij trikutnoyi formi duzhe velikij u samciv Phocoena dioptrica Peredni plavniki dosit korotki zmisheni do golovi Hvostovij plavec z viyimkoyu mizh lopatyami Zabarvlennya tila kontrastne z chornimi bilimi i sirimi dilyankami abo odnokolorove Zustrichayutsya povni ta chastkovi albinosi Cherep Phocoenidae rostrum shirokij dorivnyuye abo desho korotshij mozkovoyi korobki Zubi chislenni dribni chislom vid 30 do 60 zazvichaj sploshenoyi formi z 2 abo 3 gorbkuvatimi koronkami Z vikom zubi mozhut stochuvatisya abo navit vipadati Sposib zhittyaMeshkayut golovnim chinom u shelfovih vodah okeaniv i moriv Pivnichnoyi pivkuli a takozh bilya uzberezhzhya Pivdennoyi Ameriki i Pivdenno Shidnoyi Aziyi Phocoenidae rodiv Phocoena ta Neophocaena voliyut trimatisya v zatokah buhtah fiordah estuariyah i nizov yah richok Voni porivnyano povilni podorozhuyut nevelikimi grupami do 6 osobin ridko do 20 Phocoenoides dalli vodyatsya u vidkritomu mori zustrichayuchis stadami u dekilka soten i tisyach goliv ce shvidki i ruhlivi plavci sho rozvivayut shvidkist do 55 km god 15 m s Zdatni do eholokaciyi dlya komunikaciyi vikoristovuyut riznomanitni klacannya i svisti Z vodi vistribuyut duzhe ridko Racion Phocoenidae skladayetsya perevazhno z ribi a takozh Cephalopoda Bivalvia ta rakopodibnih U poshukah yizhi pirnayut na glibinu do 50 75 m i na strok ne bilshe 6 hvilin Narodzhuyut odnogo ridko dvoh ditinchat zazvichaj vlitku Priruchayutsya pogano v Okeanariyah ridkisni U bagatoh krayinah promishlyayut zaradi m yasa sho jde v yizhu i na primanku dlya ribi Taksonomiya ta evolyuciyaPhocoenidae poryad z kitami ta delfinami ye nashadkami kopitnih tvarin sho zhivut na sushi yaki vpershe potrapili v okeani priblizno 50 miljoniv rokiv tomu Mya Pid chas miocenu vid 23 do 5 miljoniv rokiv ssavci buli dosit suchasnimi tobto voni ridko zminyuvalis fiziologichno z togo chasu Zgidno paleontologichnih doslidzhen tochka bifurkaciyi Phocoenidae ta delfiniv bula blizko 15 miljoniv rokiv Najdavnishi skam yanilosti vidomi z milkovodnih moriv navkolo pivnichnoyi chastini Tihogo okeanu zvidki tvarini poshirilisya na yevropejske uzberezhzhya ta pivdennu pivkulyu lishe nabagato piznishe pid chas pliocenu Ryad Artiodactyla Infraryad Cetacea Parvoryad Odontoceti Nadrodina Delphinoidea Rodina Phocoenidae Rid Rid Neophocaena Neophocaena asiaeorientalis Rid Rid Phocoena Phocoena phocoena Phocoena sinus Phocoena dioptrica Phocoena spinipinnis Rid Phocoenoides Phocoenoides dalli Rid Rid Neshodavno viyavleni gibridi mizh samcyami phocoena phocoena ta samkami Phocoenoides dalli svidchat sho dva vidi naspravdi mozhut buti chlenami odnogo rodu Rodina predstavlena u fauni Ukrayini vidom focena zvichajna Phocoena phocoena PrimitkiRachel A Racicot Thomas A Demere Brian L Beatty amp Robert W Boessenecker Unique Feeding Morphology in a New Prognathous Extinct Porpoise from the Pliocene of California angl Current Biology journal Cell Press 2014 Vol 24 no 7 P 774 779 doi 10 1016 j cub 2014 02 031 PMID 24631245 Gaskin David E 1984 Macdonald D red The Encyclopedia of Mammals New York Facts on File s 196 199 ISBN 978 0 87196 871 5 Ichishima H Kimura M 2005 Harborophocoena toyoshimai a new early Pliocene porpoise Cetacea Phocoenidae from Hokkaido Japan Journal of Vertebrate Paleontology 25 3 655 664 doi 10 1671 0272 4634 2005 025 0655 htanep 2 0 co 2 Ichishima H Kimura M 2000 A new fossil porpoise Cetacea Delphinoidea Phocoenidae from the Early Pliocene Horokaoshirarika Formation Hokkaido Japan Journal of Vertebrate Paleontology 20 3 561 576 doi 10 1671 0272 4634 2000 020 0561 ANFPCD 2 0 CO 2 JSTOR 4524127 Lambert O 2008 A new porpoise Cetacea Odontoceti Phocoenidae from the Pliocene of the North Sea Journal of Vertebrate Paleontology 28 3 863 872 doi 10 1671 0272 4634 2008 28 863 ANPCOP 2 0 CO 2 Willis Pamela Crespi Bernard Dill Lawrence Baird Robin Hanson M 2004 PDF Canadian Journal of Zoology 82 5 828 834 doi 10 1139 Z04 059 Arhiv originalu PDF za 14 lipnya 2010 Procitovano 22 listopada 2015 DzherelaRodina Focenovi Vidi ssavciv svitu 2005 24 chervnya 2011 u 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