| 词条 | Tetragraptus |
| 释义 |
| fossil_range = Ordovician ~{{fossil range|478|455}} | image = Graptolite tetragraptus.jpg | image_caption = Tetragraptus fruticosus | image2 = Tetragraptus approximatus (Nicholson).jpg | image2_caption = Tetragraptus approximatus | taxon =Tetragraptus | authority = Salter, 1863 | type_species = | type_species_authority = | subdivision_ranks = | subdivision =
| synonyms_ref = | synonyms = }} Tetragraptus is an extinct genus of graptolites from the Ordovician period. Species[1]
DistributionFossils of Tetragraptus have been found in Argentina, Australia, Bolivia, Canada (Quebec, Yukon, Newfoundland and Labrador and Northwest Territories), Chile, China, Colombia (near Caño Cristales, Meta), the Czech Republic, France, Morocco, New Zealand, Norway, the Russian Federation, Spain, Sweden, the United Kingdom, and the United States (Alaska, Idaho, Nevada, Utah).[1] References{{Portal|Paleontology|Paleozoic}}1. ^1 Tetragraptus at Fossilworks.org Further reading
18 : Graptoloidea|Graptolite genera|Ordovician animals of Africa|Ordovician animals of Asia|Ordovician animals of Europe|Ordovician animals of North America|Ordovician Canada|Ordovician United States|Ordovician animals of South America|Ordovician Argentina|Ordovician Bolivia|Ordovician Chile|Ordovician Colombia|Fossils of Colombia|Fossil taxa described in 1863|Paleozoic life of Newfoundland and Labrador|Paleozoic life of the Northwest Territories|Paleozoic life of Quebec |
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