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Ehmaniella ✝
Description | Ehmaniella is a genus of trilobite known from the Middle Cambrian Burgess Shale. 392 specimens of Ehmaniella are known from the Greater Phyllopod bed, where they comprise .74% of the community. From Wikipedia article at https://en.wikipedia.org/wiki/Ehmaniella, 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 : Ptychopariida : Alokistocaridae : Ehmaniella | |||||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Arthropoda : Trilobita : Aulacopleurida : Alokistocaridae : Ehmaniella | |||||||||||||||||||||||||||||||||||||||||||||
Taxonomic Status (GBIF) | accepted | |||||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Scientific Name | Ehmaniella Resser, 1937 | |||||||||||||||||||||||||||||||||||||||||||||
Name Published In | Smithson. Misc. Coll., 95 (22) | |||||||||||||||||||||||||||||||||||||||||||||
Opinions (PBDB) |
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Status (PBDB) | extinct | |||||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 8 | |||||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 516 - 505 Ma Cambrian | |||||||||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 501 - 485 Ma Cambrian | |||||||||||||||||||||||||||||||||||||||||||||
Environment | marine (based on Trilobita) | |||||||||||||||||||||||||||||||||||||||||||||
Motility | fast-moving | |||||||||||||||||||||||||||||||||||||||||||||
Vision | well-developed (based on Alokistocaridae) | |||||||||||||||||||||||||||||||||||||||||||||
Diet | detritivore | |||||||||||||||||||||||||||||||||||||||||||||
Ontogeny | molting,addition of parts (based on Trilobita) | |||||||||||||||||||||||||||||||||||||||||||||
Ecospace Comments | Epifaunal vagrant deposit feeder (Caron & Jackson, 2008). | |||||||||||||||||||||||||||||||||||||||||||||
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/Ehmaniella |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Clappaspis coriacea ✝ species | accepted (GBIF) listed (PBDB) | 1 | 513 Ma Cambrian | 513 Ma Cambrian | |
Clappaspis dotis ✝ species | accepted (GBIF) listed (PBDB) | 1 | 513 Ma Cambrian | 513 Ma Cambrian | |
Clappaspis idahoensis ✝ species | accepted (GBIF) listed (PBDB) | 1 | 513 Ma Cambrian | 513 Ma Cambrian | |
Clappaspis lanata ✝ species | accepted (GBIF) listed (PBDB) | 1 | 513 Ma Cambrian | 513 Ma Cambrian | |
Clappaspis spencei ✝ species | accepted (GBIF) listed (PBDB) | 1 | 513 Ma Cambrian | 513 Ma Cambrian | |
Ehmaniella arizonaensis species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella basilica species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella burgessensis species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella casta ✝ species | accepted (GBIF) listed (PBDB) | 1 | 505 Ma Cambrian | 505 Ma Cambrian | |
Ehmaniella clintonensis species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella coriacea species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella cowanensis species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella dotis species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella hebes species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella idahoensis species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella lanata species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella maladensis species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella placida species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella similis ✝ species | accepted (GBIF) listed (PBDB) | 2 | 516 Ma Cambrian | 516 Ma Cambrian | |
Ehmaniella spencei species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella tennesseensis species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella walcotti species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella waptaensis species | accepted (GBIF) | No associated record in PBDB | |||
Ehmaniella washburnensis species | accepted (GBIF) | No associated record in PBDB |
Synonymy List
Year | Name and Author |
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1937 | Ehmaniella Resser |
1939 | Clappaspis Deiss |
2002 | Ehmaniella Jell and Adrain p. 465 |
2002 | Clappaspis Sepkoski, Jr. |
2002 | Ehmaniella Sepkoski, Jr. |
2008 | Ehmaniella Caron and Jackson p. 226 |
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!