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Calyptaulax ✝
| Description | Calyptaulax is a genus of trilobites in the order Phacopida that existed during the middle and upper Ordovician in what is now the U.S. states of New York, Oklahoma, Illinois, Missouri, Virginia, Vermont, Nevada, Iowa, Wisconsin, Kentucky, and Iowa, as well as the Canadian provinces of Ontario, Newfoundland and Labrador, Quebec, and the territory of Nunavut. Other countries Calyptaulax fossils are known from include Ireland, Norway, Russia, and the United Kingdom. It was described by Cooper in 1930, and the type species is Calyptaulax glabella. From Wikipedia article at https://en.wikipedia.org/wiki/Calyptaulax, which is released under the Creative Commons Attribution-Share-Alike License 3.0. | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
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| Source Data |
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| Rank | genus | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomy (GBIF,PBDB) | Life : Animalia : Arthropoda : Trilobita : Phacopida : Pterygometopidae : Calyptaulax | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxonomic Status (GBIF) | accepted | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Classification (PBDB,GBIF) |
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| Scientific Name | Calyptaulax Cooper, 1931 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Name Published In | Amer. J. Sci., (5) 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Opinions (PBDB) |
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| Status (PBDB) | extinct | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taxon Size (PBDB) | 16 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| First Recorded Appearance | 488 - 472 Ma Paleozoic | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Last Recorded Appearance | 445 - 443 Ma Paleozoic | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Environment | marine (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Motility | fast-moving (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Vision | well-developed (based on Pterygometopidae) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Diet | carnivore (based on Phacopina) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ontogeny | molting,addition of parts (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecospace Comments | BODY SIZE: Data from Harrington et al. (1959). | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Taphonomy | low Mg calcite, chitin (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Primary Reference (PBDB) | J. J. Sepkoski, Jr. 2002. A compendium of fossil marine animal genera. Bulletins of American Paleontology 363:1-560 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wikipedia | https://en.wikipedia.org/wiki/Calyptaulax |
Fossil Distribution
Subtaxa
| Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
|---|---|---|---|---|---|
| Calliops angusta ✝ species | accepted (GBIF) listed (PBDB) | ||||
| Calliops brevipostica ✝ species | accepted (GBIF) listed (PBDB) | ||||
| Calliops brevis ✝ species | listed (PBDB) | 2 | 461 Ma Middle Ordovician | 461 Ma Middle Ordovician | |
| Calliops brongniarti ✝ species | listed (PBDB) | 3 | 461 Ma Middle Ordovician | 458 Ma Late/Upper Ordovician | |
| Calliops mesleri ✝ species | accepted (GBIF) listed (PBDB) | ||||
| Calliops troosti ✝ species | listed (PBDB) | ||||
| Calyptaulax angusta species | accepted (GBIF) | No associated record in PBDB | |||
| Calyptaulax annulata ✝ species | accepted (GBIF) listed (PBDB) | 39 | 472 Ma Early/Lower Ordovician | 461 Ma Middle Ordovician | |
| Calyptaulax asteroideus species | accepted (GBIF) | No associated record in PBDB | |||
| Calyptaulax brevipostica species | accepted (GBIF) | No associated record in PBDB | |||
| Calyptaulax brevis species | accepted (GBIF) | No associated record in PBDB | |||
| Calyptaulax brongniarti species | accepted (GBIF) | No associated record in PBDB | |||
| Calyptaulax callicephala ✝ species | accepted (GBIF) listed (PBDB) | 17 | 461 Ma Middle Ordovician | 461 Ma Middle Ordovician | |
| Calyptaulax callirachis ✝ species | accepted (GBIF) listed (PBDB) | 17 | 472 Ma Early/Lower Ordovician | 458 Ma Late/Upper Ordovician | |
| Calyptaulax compressa species | accepted (GBIF) | No associated record in PBDB | |||
| Calyptaulax cornwalli ✝ species | accepted (GBIF) listed (PBDB) | ||||
| Calyptaulax glabella ✝ species | accepted (GBIF) listed (PBDB) | 5 | 461 Ma Middle Ordovician | 450 Ma Late/Upper Ordovician | |
| Calyptaulax holstonensis ✝ species | accepted (GBIF) listed (PBDB) | ||||
| Calyptaulax incepta ✝ species | accepted (GBIF) listed (PBDB) | 3 | 472 Ma Early/Lower Ordovician | 472 Ma Early/Lower Ordovician | |
| Calyptaulax mesleri species | accepted (GBIF) | No associated record in PBDB | |||
| Calyptaulax norvegicus ✝ species | accepted (GBIF) listed (PBDB) | 23 | 458 Ma Late/Upper Ordovician | 450 Ma Late/Upper Ordovician | |
| Calyptaulax sillimani ✝ species | accepted (GBIF) listed (PBDB) | 1 | 461 Ma Middle Ordovician | 461 Ma Middle Ordovician | |
| Calyptaulax troosti species | accepted (GBIF) | No associated record in PBDB | |||
| Pterygometopus callicephalus species | accepted (GBIF) | No associated record in PBDB | |||
Synonymy List
| Year | Name and Author |
|---|---|
| 1930 | Calyptaulax Cooper |
| 1935 | Calliops Delo |
| 1953 | Calliops Cooper p. 33 |
| 1974 | Calyptaulax Neuman and Bruton |
| 1980 | Calyptaulax Owen and Bruton |
| 1981 | Calyptaulax Owen |
| 1982 | Calyptaulax Ludvigsen and Chatterton p. 2186 |
| 2002 | Calliops Jell and Adrain p. 354 |
| 2002 | Calyptaulax Jell and Adrain p. 354 |
| 2002 | Calyptaulax 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!
