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粗碟菊石

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粗碟菊石属
化石时期:89.3–65 Ma
白堊紀晚期- 古新世早期
粗碟菊石的化石
科学分类 编辑
界: 动物界 Animalia
门: 軟體動物門 Mollusca
纲: 頭足綱 Cephalopoda
目: 菊石目 Ammonitida
科: 粗碟菊石科 Pachydiscidae
属: 粗碟菊石属 Pachydiscus
Zittel英语Karl Alfred Ritter von Zittel, 1884[1]

見內文

異名
  • Joaquinites Anderson, 1958
  • Pachydiscus (Parapachydiscus) Hyatt, 1900
  • Parapachydiscus Hyatt, 1900
  • Pseudomenuites Matsumoto, 1955

粗碟菊石學名Pachydiscus),又名厚盤菊石厚圓盤菊石,是生存於晚白堊紀的一菊石,生活在開闊的海域中,游水能力很強。本屬下包括有菊石界中的巨物,殼長達2公尺[2]國際地層委員會將本屬下Pachydiscus neubergicus化石的始現面英语First appearance datum訂為白堊紀馬斯垂克期開始的標誌。

特徵

粗碟菊石屬大型菊石,外殼均勻內旋並壓縮,上有短小、微彎的肋條。腹是圓形的。[2]

物種[1]

  • Joaquinites fascicostatum
  • Pachydiscus (Neodesmoceras)
  • Pachydiscus (Pachydiscus)
  • Pachydiscus (Parapachydiscus) gardneri
  • Pachydiscus (Parapachydiscus) woodringi
  • Pachydiscus ashlandicus
  • Pachydiscus averilli
  • Pachydiscus epiplectus
  • Pachydiscus excelsus
  • Pachydiscus flexuosus
  • Pachydiscus gollevillensis
  • Pachydiscus hauthali
  • Pachydiscus naumanni
  • Pachydiscus neubergicus
  • Pachydiscus oregonensis
  • Pachydiscus patagonicus
  • Pachydiscus riccardi
  • Pachydiscus stallauensis
  • Pachydiscus steinmanni
  • Parapachydiscus albuquerquei
  • Parapachydiscus arionis
  • Parapachydiscus athena
  • Parapachydiscus bidwelli
  • Parapachydiscus brasiliensis
  • Parapachydiscus bruneti
  • Parapachydiscus catarinae
  • Parapachydiscus coalingensis
  • Parapachydiscus cortinaensis
  • Parapachydiscus endymion
  • Parapachydiscus eurydice
  • Parapachydiscus euzebioi
  • Parapachydiscus gettyi
  • Parapachydiscus hera
  • Parapachydiscus hermes
  • Parapachydiscus oceanus
  • Parapachydiscus orpheus
  • Parapachydiscus panochensis
  • Parapachydiscus parahybensis
  • Parapachydiscus peninsularis
  • Parapachydiscus perseus
  • Parapachydiscus poseidon
  • Parapachydiscus psyche
  • Parapachydiscus reedsi
  • Parapachydiscus stanislausensis
  • Parapachydiscus sumneri
  • Parapachydiscus williamsoni

參考文獻

  1. ^ 1.0 1.1 Fossilworks: Pachydiscus. [2018-05-28]. (原始内容存档于2021-01-17) (英语). 
  2. ^ 2.0 2.1 Walker, Cyril英语Cyril Walker (palaeontologist); Ward, David. Fossils. Smithsonian Handbooks revised, illustrated. Dorling Kindersley. 2002: 151. ISBN 0789489848. 

外部連結

延伸閱讀

  • Treatise on Invertebrate Paleontology英语Treatise on Invertebrate Paleontology, Part L, Ammonoidea. R.C. Moore, ed. Geological Soc. of America and Univ. Kansas press. p L377-L380.
  • A Pictorial Guide to Fossils by Gerard Ramon Case
  • Cephalopods Present and Past: New Insights and Fresh Perspectives by Neil H. Landman, Richard Arnold Davis, and Royal H. Mapes
  • Kennedy, W. J. (1986). Campanian and Maastrichtian Ammonites from Northern Aquitaine, France (No. 36). Palaeontological association. page 30