Biology:Biceratopsidae
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Short description: Extinct family of trilobites
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| Family: | Biceratopsidae Pack & Gayle, 1971
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Biceratopsidae is an extinct family of redlichiid trilobites, with species of small to average size. Species of belonging to this family lived during the Toyonian stage (Olenellus-zone), 522–513 million years ago, in the former continent of Laurentia, including what are today the south-western United States and Canada. It contains the subfamilies Biceratopsinae and Bristoliinae.[1]
Habitat
The Biceratopsidae were probably marine bottom dweller, like all Olenellina.
References
- ↑ Lieberman, Bruce S. (1999). "Systematic revision of the Olenelloidea (Trilobita, Cambrian)". Bulletin of the Peabody Museum of Natural History 45: 1–150. ISBN 9780912532479. http://archive.peabody.yale.edu/scipubs/bulletins_postillas/ypmB45_1999.pdf.
Wikidata ☰ Q4903581 entry
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