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Cheirurina β
Source Data |
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Rank | suborder (PBDB) | ||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Arthropoda : Trilobita : Phacopida : Cheirurina | ||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Opinions (PBDB) |
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Status (PBDB) | extinct | ||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 602 | ||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 488 - 479 Ma Paleozoic | ||||||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 384 - 382 Ma Devonian | ||||||||||||||||||||||||||||||||||||||||||
Environment | marine (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||
Motility | fast-moving (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||
Diet | carnivore (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||
Ontogeny | molting,addition of parts (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||
Taphonomy | low Mg calcite, chitin (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | G. D. Edgecombe, B. D. E. Chatterton, and NE Vaccari, BG Waisfield. 1999. Ordovician cheirurid trilobites from the Argentine Precordillera. Journal of Paleontology 73(6):1155-1175 |
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Cheiruridae β family | accepted (GBIF) listed (PBDB) | 1,942 | 488 Ma Cambrian | 384 Ma Middle Devonian | |
Encrinuridae β family | accepted (GBIF) listed (PBDB) | 1,225 | 479 Ma Early/Lower Ordovician | 419 Ma Early/Lower Devonian | |
Pliomeridae β family | accepted (GBIF) listed (PBDB) | 784 | 488 Ma Cambrian | 450 Ma Late/Upper Ordovician |
Synonymy List
Year | Name and Author |
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1957 | Cheirurina Harrington and Leanza |
1999 | Cheirurina Edgecombe et al. |
2011 | Cheirurina Adrain p. 106 |
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!