Biceratopsidae

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]

Biceratopsidae
Temporal range: Botomian/Toyonian (Olenellus-zone)
Scientific classification
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Biceratopsidae

Pack & Gayle, 1971
Subfamilies


Habitat

The Biceratopsidae were probably marine bottom dweller, like all Olenellina.

References

  1. Lieberman, Bruce S. (1999). "Systematic revision of the Olenelloidea (Trilobita, Cambrian)" (PDF). Bulletin of the Peabody Museum of Natural History. 45: 1–150. ISBN 9780912532479.


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