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Cryptolithus
Taxonomy
Cryptolithus was named by Green (1832) [Sepkoski's age data: O Llde-u O Ashg-u Sepkoski's reference number: 2,690].
It was assigned to Cryptolithinae by Whittington (1941); to Trinucleidae by Jell and Adrain (2002); and to Asaphida by Sepkoski (2002).
It was assigned to Cryptolithinae by Whittington (1941); to Trinucleidae by Jell and Adrain (2002); and to Asaphida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1832 | Cryptolithus Green |
| 1941 | Cryptolithus Whittington p. 509 |
| 2002 | Cryptolithus Jell and Adrain p. 362 |
| 2002 | Cryptolithus Sepkoski |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
G. †Cryptolithus Green 1832
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†Cryptolithus recurvus Ulrich 1919
†Cryptolithus tessellatus Green 1832
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Invalid names: Cryptolithus lorettensis Foerste 1924 [synonym], Trinucleus bellulus Ulrich 1879 [synonym]
Diagnosis
No diagnoses are available