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Alsataspididae ✝
Source Data |
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Rank | family | |||||||||||||||||||||||||||||||||||||||||||||
Taxonomy (GBIF,PBDB) | Life : Animalia : Arthropoda : Trilobita : Asaphida : Alsataspididae | |||||||||||||||||||||||||||||||||||||||||||||
Taxonomic Status (GBIF) | accepted | |||||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
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Scientific Name | Alsataspididae | |||||||||||||||||||||||||||||||||||||||||||||
Opinions (PBDB) |
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Status (PBDB) | extinct | |||||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 38 | |||||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 513 - 501 Ma Cambrian | |||||||||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 461 - 450 Ma Ordovician | |||||||||||||||||||||||||||||||||||||||||||||
Environment | marine (based on Trilobita) | |||||||||||||||||||||||||||||||||||||||||||||
Motility | fast-moving (based on Asaphida) | |||||||||||||||||||||||||||||||||||||||||||||
Diet | deposit feeder (based on Asaphida) | |||||||||||||||||||||||||||||||||||||||||||||
Ontogeny | molting,addition of parts (based on Trilobita) | |||||||||||||||||||||||||||||||||||||||||||||
Taphonomy | low Mg calcite, chitin (based on Trilobita) | |||||||||||||||||||||||||||||||||||||||||||||
Primary Reference (PBDB) | P. A. Jell and J. M. Adrain. 2002. Available generic names for trilobites. Memoirs of the Queensland Museum 48(2):331-553 |
Fossil Distribution
Subtaxa
Name | Status | Common Name(s) | Fossil Occurrences | Oldest | Youngest |
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Araiopleura ✝ genus | accepted (GBIF) listed (PBDB) | 5 | 485 Ma Cambrian | 479 Ma Early/Lower Ordovician | |
Falanaspis ✝ genus | accepted (GBIF) listed (PBDB) | 20 | 488 Ma Cambrian | 472 Ma Early/Lower Ordovician | |
Gaoloupingia ✝ genus | accepted (GBIF) listed (PBDB) | 6 | 501 Ma Cambrian | 501 Ma Cambrian | |
Hapalopleura ✝ genus | accepted (GBIF) listed (PBDB) | 11 | 485 Ma Cambrian | 485 Ma Cambrian | |
Hermosella ✝ genus | doubtful (GBIF) listed (PBDB) | 1 | 499 Ma Cambrian | 499 Ma Cambrian | |
Jegorovaia ✝ genus | accepted (GBIF) listed (PBDB) | 22 | 501 Ma Cambrian | 497 Ma Cambrian | |
Joshuaspis ✝ genus | accepted (GBIF) listed (PBDB) | 8 | 499 Ma Cambrian | 499 Ma Cambrian | |
Macharia ✝ genus | accepted (GBIF) listed (PBDB) | 3 | 499 Ma Cambrian | 499 Ma Cambrian | |
Orometopus ✝ genus | accepted (GBIF) listed (PBDB) | 32 | 485 Ma Cambrian | 479 Ma Early/Lower Ordovician | |
Pagometopus ✝ genus | doubtful (GBIF) listed (PBDB) | 2 | 485 Ma Cambrian | 485 Ma Cambrian | |
Palquiella ✝ genus | doubtful (GBIF) listed (PBDB) | 1 | 485 Ma Cambrian | 485 Ma Cambrian | |
Rhadinopleura ✝ genus | accepted (GBIF) listed (PBDB) | 2 | 497 Ma Cambrian | 485 Ma Cambrian | |
Seleneceme ✝ genus | accepted (GBIF) listed (PBDB) | 5 | 479 Ma Early/Lower Ordovician | 466 Ma Middle Ordovician | |
Skljarella ✝ genus | accepted (GBIF) listed (PBDB) | 16 | 499 Ma Cambrian | 485 Ma Cambrian | |
Spirantyx ✝ genus | doubtful (GBIF) listed (PBDB) | 1 | 466 Ma Middle Ordovician | 466 Ma Middle Ordovician | |
Torifera ✝ genus | accepted (GBIF) listed (PBDB) | 22 | 513 Ma Cambrian | 501 Ma Cambrian | |
Yumenaspis ✝ genus | doubtful (GBIF) listed (PBDB) | 1 | 461 Ma Middle Ordovician | 461 Ma Middle Ordovician | |
Zacompsus ✝ genus | accepted (GBIF) listed (PBDB) | 10 | 501 Ma Cambrian | 485 Ma Cambrian |
Synonymy List
Year | Name and Author |
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1940 | Alsataspididae Turner |
1955 | Orometopidae Hupe |
1957 | Hapalopleuridae Harrington and Leanza |
1957 | Orometopidae Harrington and Leanza |
1997 | Alsataspididae Whittington et al. p. 301 |
2000 | Hapalopleuridae Bao and Jago pp. 987, 896 |
2003 | Hapalopleuridae Tortello and Esteban p. 228 |
2011 | Alsataspididae Adrain p. 107 |
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!