Геохронологическая шкала -> Палеозой -> Ордовик -> Средний ордовик Geochronological scale -> Paleozoic Era -> Ordovician -> Middle Ordovician Series Средний ордовик // Middle Ordovician SeriesСредний ордовик (Middle Ordovician Series) Admin 14 января 2016 года Окаменелости этого возраста: Agnostida, Antigonambonites, Asaphida, Asaphidae, Asaphus, Asaphus cornutus, Asaphus holmi, Asaphus intermedius, Asaphus kotlukovi, Asaphus kowalewskii, Asaphus latus, Asaphus lepidurus, Asaphus plautini, Asaphus punctatus, Atractopyge, Atractopyge woerthii, Bellerophon, Billingsellida, Bolboporites, brachiopoda, Bryozoa, Calymenina, Chasmops odini, Cheirocrinidae, Cheirocystis, Clitambonites, Clitambonitidae, Conularia, Cornulites, Corynexochida, Crinoidea, Cryptocrinites, Cybele, Cybele bellatula, Cybele panderi, Cyclonema, Cystoidea, Delphasaphus, Delphasaphus delphinus, Diploporita, Diplotrypa, Discoceras, Echinoencrinites, Echinoencrinites angulosus, Echinosphaerites, Echinosphaerites aurantium, Endoceras, Endocerida, Eocrinoidea, Erinocystis, Estonioceras, Estoniops, Euomphalus, Glyptosphaerites, Hemicosmites, Hoplocrinus, Hoplolichas, Hoplolichoides, Hybocrinida, Illaenidae, Illaenus, Illaenus schmidti, Illaenus tauricornis, inarticulata, Lichidae, Lingulaformea, Lituitida, Lycophoria, Megistaspidella, Megistaspidella extenuata, Megistaspis, Mesotrypa, Metopolichas, Nautiloidea, Niobella, Orthambonites, Orthambonites calligramma, Orthida, Orthis, Orthoceras, Orthocerida, Pararaphistoma, Pentamerida, Phacopida, Phacopina, Platystrophia, Platystrophiidae, Pliomera, Pliomera fischeri, Porambonites, Progonambonites, Prophyllodictya, Pseudoasaphinus, Pseudoasaphinus gostilicyensis, Pseudobasilicus, Pterygometopidae, Pterygometopus, Ptychopyge, Rhipidocystis, Rhombifera Средний ордовик, публикации из палеонтологического форума:
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