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Calymenesun ✝
Source Data |
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Rank | genus (PBDB) | ||||||||||
Taxonomy (PBDB) | Life : Calymenesun | ||||||||||
Classification (PBDB,GBIF) |
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Status (PBDB) | extinct | ||||||||||
Taxon Size (PBDB) | 3 | ||||||||||
First Recorded Appearance | 466 - 450 Ma Ordovician | ||||||||||
Last Recorded Appearance | 453 - 445 Ma Late/Upper Ordovician | ||||||||||
Primary Reference (PBDB) | T. Kobayashi. 1951. On the Ordovician trilobites in central China. Journal of the Faculty of Science University of Tokyo. Section II: geology, mineralogy, geography, geophysics 8(1):1-87 |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Calymenesun tingi ✝ species | listed (PBDB) | 5 | 466 Ma Middle Ordovician | 466 Ma Middle Ordovician | |
Calymenesun yinganensis ✝ species | listed (PBDB) | 4 | 453 Ma Late/Upper Ordovician | 453 Ma Late/Upper Ordovician |
Synonymy List
Year | Name and Author |
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2002 | Calymenesum Jell and Adrain p. 354 |
2002 | Calymenesum Sepkoski, Jr. |
References
Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!