BETA TEST - Fossil data and pages are very much experimental and under development. Please report any problems
Marjumiidae β
Source Data |
| ||||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Rank | family | ||||||||||||||||||||||||||||||||||||||||||
Taxonomy (GBIF) | Life : Animalia : Arthropoda : Trilobita : Agnostida : Marjumiidae | ||||||||||||||||||||||||||||||||||||||||||
Taxonomy (PBDB) | Life : Animalia : Arthropoda : Trilobita : Aulacopleurida : Marjumiidae | ||||||||||||||||||||||||||||||||||||||||||
Taxonomic Status (GBIF) | accepted | ||||||||||||||||||||||||||||||||||||||||||
Classification (PBDB,GBIF) |
| ||||||||||||||||||||||||||||||||||||||||||
Scientific Name | Marjumiidae | ||||||||||||||||||||||||||||||||||||||||||
Opinions (PBDB) |
| ||||||||||||||||||||||||||||||||||||||||||
Status (PBDB) | extinct | ||||||||||||||||||||||||||||||||||||||||||
Taxon Size (PBDB) | 21 | ||||||||||||||||||||||||||||||||||||||||||
First Recorded Appearance | 516 - 505 Ma Cambrian | ||||||||||||||||||||||||||||||||||||||||||
Last Recorded Appearance | 501 - 485 Ma Cambrian | ||||||||||||||||||||||||||||||||||||||||||
Environment | marine (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||
Motility | fast-moving (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||
Vision | well-developed | ||||||||||||||||||||||||||||||||||||||||||
Diet | carnivore (based on Trilobita) | ||||||||||||||||||||||||||||||||||||||||||
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 |
---|---|---|---|---|---|
Aposolenopleura β genus | accepted (GBIF) listed (PBDB) | ||||
Armonia β genus | doubtful (GBIF) listed (PBDB) | 2 | 541 Ma Cambrian | ||
Bemaspis β genus | accepted (GBIF) listed (PBDB) | ||||
Crepichilella β genus | accepted (GBIF) listed (PBDB) | ||||
Holmdalia β genus | doubtful (GBIF) listed (PBDB) | 5 | 513 Ma Cambrian | 501 Ma Cambrian | |
Ithyektyphus β genus | doubtful (GBIF) listed (PBDB) | 1 | 513 Ma Cambrian | 513 Ma Cambrian | |
Lecanopleura β genus | accepted (GBIF) listed (PBDB) | 2 | 541 Ma Cambrian | 541 Ma Cambrian | |
Marjumia β genus | accepted (GBIF) listed (PBDB) | 17 | 513 Ma Cambrian | 513 Ma Cambrian | |
Modocia β genus | accepted (GBIF) listed (PBDB) | 56 | 516 Ma Cambrian | 501 Ma Cambrian | |
Nasocephalus β genus | accepted (GBIF) listed (PBDB) | 7 | 513 Ma Cambrian | 501 Ma Cambrian | |
Nericella β genus | accepted (GBIF) listed (PBDB) | 2 | 505 Ma Cambrian | 505 Ma Cambrian | |
Nericia β genus | accepted (GBIF) listed (PBDB) | ||||
Pearylandia β genus | doubtful (GBIF) listed (PBDB) | 11 | 513 Ma Cambrian | 513 Ma Cambrian | |
Punctularia genus | accepted (GBIF) | No associated record in PBDB | |||
Shickshockia β genus | doubtful (GBIF) listed (PBDB) | 1 | 501 Ma Cambrian | 501 Ma Cambrian | |
Syspacheilus β genus | accepted (GBIF) listed (PBDB) | 8 | 513 Ma Cambrian | 501 Ma Cambrian | |
Yabeia β genus | accepted (GBIF) listed (PBDB) | 2 | 505 Ma Cambrian | 505 Ma Cambrian | |
Dellea saratoga species | accepted (GBIF) | No associated record in PBDB | |||
Eshelmania convexa species | accepted (GBIF) | No associated record in PBDB | |||
Eshelmania snobergensis species | accepted (GBIF) | No associated record in PBDB |
Synonymy List
Year | Name and Author |
---|---|
1935 | Marjumiidae Kobayashi |
1954 | Coosellidae Palmer |
1997 | Marjumiidae Whittington et al. p. 302 |
2000 | Marjumiidae Bruton and Harper |
2002 | Marjumiidae Jell and Adrain p. 474 |
2011 | Marjumiidae 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!
House Range, Millard County, Utah, USA