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Serrodiscus ✝
Description | Serrodiscus is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It has been collected from the Lower Cambrian of Canada (Nova Scotia), Germany (Silesia), Poland (Holy Cross Mountains), Russia (Kuznetsk Alatau), the United Kingdom (Wales) and the United States (Massachusetts, New York State). It is named for the spines on the ventral side of the tailshield (or pygidium, which give it a serrated impression. From Wikipedia article at https://en.wikipedia.org/wiki/Serrodiscus, 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) | Life : Animalia : Arthropoda : Trilobita : Agnostida : Weymouthiidae : Serrodiscus | |||||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Arthropoda : Trilobita : Eodiscida : Weymouthiidae : Serrodiscus | |||||||||||||||||||||||||||||||||||||||||||||
Taxonomic Status (GBIF) | accepted | |||||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Scientific Name | Serrodiscus Richter & Richter, 1941 | |||||||||||||||||||||||||||||||||||||||||||||
Name Published In | Abh. Senckenberg. Naturf. Ges., no. 455 | |||||||||||||||||||||||||||||||||||||||||||||
Opinions (PBDB) |
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Status (PBDB) | extinct | |||||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 2 | |||||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 530 - 516 Ma Cambrian | |||||||||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 513 - 501 Ma Cambrian | |||||||||||||||||||||||||||||||||||||||||||||
Environment | marine (based on Trilobita) | |||||||||||||||||||||||||||||||||||||||||||||
Motility | fast-moving (based on Trilobita) | |||||||||||||||||||||||||||||||||||||||||||||
Vision | blind (based on Weymouthiidae) | |||||||||||||||||||||||||||||||||||||||||||||
Diet | carnivore (based on Trilobita) | |||||||||||||||||||||||||||||||||||||||||||||
Ontogeny | molting,addition of parts (based on Trilobita) | |||||||||||||||||||||||||||||||||||||||||||||
Ecospace Comments | BODY SIZE: Data from Whittington et al. (1997). | |||||||||||||||||||||||||||||||||||||||||||||
Taphonomy | minor spines | |||||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | C. Lochman. 1956. Stratigraphy, paleontology, and paleogeography of the Elliptocephala asaphoides strata in Cambridge and Hoosick quadrangles, New York. Geological Society of America Bulletin 67:1331-1396 | |||||||||||||||||||||||||||||||||||||||||||||
Wikipedia | https://en.wikipedia.org/wiki/Serrodiscus |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Serrodiscus ctenoa species | accepted (GBIF) | No associated record in PBDB | |||
Serrodiscus griswoldi species | accepted (GBIF) | No associated record in PBDB | |||
Serrodiscus latus species | accepted (GBIF) | No associated record in PBDB | |||
Serrodiscus speciosus ✝ species | listed (PBDB) | 3 | 520 Ma Cambrian | 516 Ma Cambrian | |
Serrodiscus spinulosus species | accepted (GBIF) | No associated record in PBDB | |||
Serrodiscus subclavatus species | accepted (GBIF) | No associated record in PBDB |
Synonymy List
Year | Name and Author |
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1941 | Eodiscus (Serrodiscus) Richter and Richter p. 27 |
1997 | Serrodiscus Whittington et al. p. 398 |
2002 | Serrodiscus 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!