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Anisograptidae

Extinct family of graptolites From Wikipedia, the free encyclopedia

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Anisograptidae is an extinct family of graptolites. As the first planktic graptolites, they play a crucial role for understanding the transition of graptolites from ocean floor suspension feeders to ocean surface plankton during the early Ordovician.[1]

Quick Facts Scientific classification, Synonyms ...

Anisograptids can be quadriradiate (Rhabdinopora, Staurograptus), triradiate (Anisograptus, Triograptus), or biradiate (Adelograptus, Kiaerograptus).[1]

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Genera

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List of genera from Maletz (2014):[2]

  • Adelograptus Bulman, 1941
  • Aletograptus Obut & Sobolevskaya, 1962
  • Ancoragraptus Jackson & Lenz, 2003
  • Anisograptus Ruedemann, 1937
  • Aorograptus Williams & Stevens, 1991
  • Araneograptus Erdtmann & VandenBerg, 1985
  • Bryograptus Lapworth, 1880
  • Chigraptus Jackson & Lenz, 1999
  • Choristograptus Legrand, 1964
  • Damesograptus Jahn, 1892
  • Dictyodendron Westergård, 1909
  • Dictyograptus Hopkinson, 1875 in Hopkinson & Lapworth (1875)
  • Dictyograptus Westergård, 1909
  • Diphygraptus Zhao & Zhang, 1985
  • Graptopora Salter, 1858
  • Heterograptus Zhao & Zhang in Lin, 1986
  • Holopsigraptus Zhao & Zhang, 1985
  • Hunjiangograptus Zhao & Zhang, 1985
  • Hunnegraptus Lindholm, 1991
  • Kiaerograptus Spjeldnaes, 1963
  • Muenzhigraptus Zhao & Zhang, 1985
  • Neoclonograptus Zhao & Zhang, 1985
  • ? †Nephelograptus Ruedemann, 1947
  • Paraclonograptus Zhao & Zhang, 1985
  • Paratemnograptus Williams & Stevens, 1991
  • Phyllograpta Angelin, 1854
  • Psigraptus Jackson, 1967
  • Radiograptus Bulman, 1950
  • Rhabdinopora Eichwald, 1855
  • Sagenograptus Obut & Sobolevskaya, 1962
  • Staurograpsus Emmons, 1855
  • ? †Stellatograptus Erdtmann, 1967
  • Toyenograptus Li, 1984
  • Triograptus Monsen, 1925
  • Triramograptus Erdtmann, 1998 in Cooper et al. (1998)
  • Yukonograptus Lin, 1981
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References

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