Biology:Agnostidae
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| Agnostidae | |
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| Agnostus pisiformis | |
| Scientific classification | |
| Kingdom: | |
| Phylum: | |
| Class: | |
| Order: | |
| Suborder: | Agnostina
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| Superfamily: | |
| Family: | Agnostidae McCoy, 1849
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| Synonyms | |
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Micragnostidae Howell, 1935, Glyptagnostidae Whitehouse, 1936, Rudagnostidae Lermontova, 1951 | |
Agnostidae is a family of Agnostida trilobites. Like all Agnostina, they were eyeless and bore only two thoracic segments. They ranged in benthic waters across the globe from 508 to 461 million years ago, containing the following genera, among others:[1][2]
- Acmarhachis
- Agnostus
- Aistagnostus
- Anglagnostus
- Biciragnostus
- Connagnostus
- Distagnostus
- Eolotagnostus
- Gymnagnostus
- Homagnostus
- Idolagnostus
- Innitagnostus
- Ivshinagnostus
- Kymagnostus
- Lotagnostus
- Micragnostus
- Obelagnostus
- Oncagnostus
- Peronopsis
- Phalacroma
- Phalagnostus
- Quadrahomagnostus
- Raragnostus
- Semagnostus
- Strictagnostus
- Trilobagnostus
References
- ↑ S. M. Gon III. "Order Agnostida". Archived from the original on 6 January 2011. https://web.archive.org/web/20110106013829/http://www.trilobites.info/ordagnostida.htm. Retrieved January 6, 2011.
- ↑ Paleobiology Database. "PBDB: Agnostidae". http://paleodb.org/cgi-bin/bridge.pl?a=basicTaxonInfo&taxon_no=82583. Retrieved December 4, 2011.
Wikidata ☰ Q517500 entry
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