Crepicephalus
Temporal range: Dresbachian[1]
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Clade: Artiopoda
Class: Trilobita
Order: Ptychopariida
Family: Crepicephalidae
Genus: Crepicephalus
Owen, 1852
Species
  • Crepicephalus iowensis Owen, 1852 (type) = Dikelocephalus iowensis
Synonyms
  • Crepiceaphlus
  • Crepicepalus
  • Crepicocephalus
  • Sneedvillia

Crepicephalus is an extinct genus from a well-known class of fossil marine arthropods, the trilobites. It lived from 501 to 490 million years ago during the Dresbachian faunal stage of the late Cambrian Period.[1]

Reassigned species

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Some species, previously described as Crepicephalus have since been moved to other genera.[2][3]

References

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  1. ^ a b Sepkoski, Jack (2002). "A compendium of fossil marine animal genera (Trilobita entry)". Bulletins of American Paleontology. 363: 1–560. Archived from the original on 2006-09-05. Retrieved 2008-01-12.
  2. ^ Moore, R.C. (1959). Arthropoda I - Arthropoda General Features, Proarthropoda, Euarthropoda General Features, Trilobitomorpha. Treatise on Invertebrate Paleontology. Vol. Part O. Boulder, Colorado/Lawrence, Kansas: Geological Society of America/University of Kansas Press. pp. O249 – O250. ISBN 0-8137-3015-5. {{cite book}}: ISBN / Date incompatibility (help)
  3. ^ Palmer, Allison R. (1954). "An Appraisal of The Great Basin Trilobites described before 1900". Geological Survey Professional Paper. Vol. 264-D.