Cryptolithus

Cryptolithus is a genus of extinct trinucleid trilobites that lived during the Ordovician period. They were mostly blind.[1] They are found in the United States, Canada, Venezuela, the United Kingdom, France, the Czech Republic, Morocco and Turkey.[2]

Cryptolithus
Temporal range: Ordovician
Scientific classification
Kingdom: Animalia
Phylum: Arthropoda
Class: †Trilobita
Order: †Asaphida
Family: †Trinucleidae
Genus: †Cryptolithus
Green, 1832
Species
  • C. tesselatus Green, 1832
  • C. bellulus Ulrich, 1879
  • C. recurvus Ulrich, 1919
  • C. lorettensis Foerste, 1924

References
  1. Stigall, A.L. "Cryptolithus". Atlas of Ordovician Life.
  2. "†Cryptolithus Green 1832 (trilobite)". fossilworks. Retrieved 19 October 2019.
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