| 词条 | Onnia (trilobite) |
| 释义 |
| fossil_range = late Ordovician {{fossil range|461|443}} | image = Onnia_Superba.jpg | image_caption = Onnia seunesi, Ordovician, Morocco | regnum = Animalia | phylum = Arthropoda | classis = Trilobita | ordo = Asaphida | familia = Trinucleidae | genus = Onnia | genus_authority = Bancroft, 1933 | subdivision_ranks = Species | subdivision =
}}Onnia is a genus of trilobites from the late Ordovician of Africa, Europe, North America, and South America. Fossils have been found in Canada (Quebec), the Czech Republic, France, Morocco, Portugal, Spain, the United Kingdom, and Venezuela.[1] References{{Portal|Paleontology|Ordovician}}1. ^Onnia at Fossilworks.org Further reading
External links
13 : Trinucleidae|Asaphida genera|Ordovician trilobites|Ordovician trilobites of Africa|Ordovician trilobites of Europe|Ordovician France|Ordovician trilobites of North America|Ordovician Canada|Paleozoic life of Quebec|Ordovician trilobites of South America|Ordovician Venezuela|Fossils of Venezuela|Fossil taxa described in 1933 |
| 随便看 |
|
开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。