| 词条 | Megistaspis | |||
| 释义 |
| fossil_range = {{fossil range|478|449|Late Cambrian-Silurian}} | image = Trilobites - Megistaspis aliena..JPG | image_caption = M. aliena from Vokovice, Prague (Czech Republic) | taxon = Megistaspis | authority = Jaanusson, 1956 | subdivision =
}} Megistaspis is a genus of trilobites in the order Asaphida and family Asaphidae. They lived in the Ordovician period (478-449 million years ago),[1] from the Upper Tremadocian age until the Lower Llanvim age. These arthropods were a low-level epifauna, fast-moving and detritivore. DistributionOrdovician of Australia, China, Colombia (Serranía de la Macarena, Meta), the Czech Republic, Iran, Norway, United States (Nevada); Arenig of Argentina, Bolivia, China, France, Norway, Sweden, United States (Montana); Dawan of China; Arenigian of Argentina.[1] GalleryReferences{{Portal|Paleontology|Paleozoic}}1. ^1 Megistaspis at Fossilworks.org External links
18 : Asaphidae|Asaphida genera|Ordovician trilobites|Trilobites of Asia|Ordovician Asia|Trilobites of Europe|Ordovician Europe|Trilobites of North America|Ordovician United States|Trilobites of South America|Ordovician Argentina|Ordovician Bolivia|Ordovician Colombia|Cambrian first appearances|Silurian extinctions|Tremadocian|Fossil taxa described in 1956|Fezouata Formation fossils |
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