Cryptolithus
Cryptolithus is a genus of extinct epifaunal, suspension-feeding, trinucleid trilobites that lived during the Ordovician period. They were mostly blind. They are found in the United States, Canada, Venezuela, the United Kingdom, France, the Czech Republic, Morocco and Turkey.
| Cryptolithus Temporal range:
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| Cryptolithus fossil, National Museum of Natural History | |
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| Reconstruction of the ventral side of Cryptolithus tessellatus | |
Scientific classification 
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| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Clade: | †Artiopoda |
| Class: | †Trilobita |
| Order: | †Asaphida |
| Family: | †Trinucleidae |
| Genus: | †Cryptolithus Green, 1832[1] |
Cryptolithus is a genus of extinct epifaunal, suspension-feeding, trinucleid trilobites that lived during the Ordovician period.[2] They were mostly blind.[3] They are found in the United States, Canada, Venezuela, the United Kingdom, France, the Czech Republic, Morocco and Turkey.[4]
Species
[edit]Valid species of Cryptolithus include:[5]
- Cryptolithus bellulus (Ulrich, 1879)
- Cryptolithus carimatus
- Cryptolithus fittsi (Ulrich & Whittington)
- Cryptolithus goldfussi (Barrande)
- Cryptolithus inopinatus (Whittard)
- Cryptolithus intertetus (Whittard)
- Cryptolithus lorerainensis (Ruedemann)
- Cryptolithus lorettensis (Foerste, 1924)
- Cryptolithus ornatus (Sternberg)
- Cryptolithus portlockii
- Cryptolithus quadrillatus
- Cryptolithus recurvus (Ulrich, 1919)
- Cryptolithus tessellatus (Green, 1832)
- Cryptolithus ultimus (Barrande)
References
[edit]- ^ Green, Jacob (1832). "A Monograph of the Trilobites of North America: With Coloured Models of the Species". 1. Joseph Brano: 72–78. doi:10.5962/bhl.title.66801.
{{cite journal}}: Cite journal requires|journal=(help) - ^ "Cryptolithus". Encyclopædia Britannica. 6 August 2019. Retrieved 7 December 2020.
- ^ Stigall, A.L. (12 November 2013). "Cryptolithus". Atlas of Ordovician Life.
- ^ "†Cryptolithus Green 1832 (trilobite)". fossilworks. Retrieved 17 December 2021.
- ^ Museum of Comparative Zoology