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Taxonomy
Illaenopsis was named by Salter (1865) [Sepkoski's age data: O Trem-l O Llvi-l Sepkoski's reference number: 378]. It is not extant.
It was assigned to Illaenidae by Raymond (1916); to Asaphida by Sepkoski (2002); and to Nileidae by Harrington and Leanza (1957) and Jell and Adrain (2002).
It was assigned to Illaenidae by Raymond (1916); to Asaphida by Sepkoski (2002); and to Nileidae by Harrington and Leanza (1957) and Jell and Adrain (2002).
Species
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1865 | Illaenopsis Salter |
| 1916 | Illaenopsis Raymond p. 9 |
| 1957 | Illaenopsis Harrington and Leanza |
| 1965 | Rokycania Pribyl and Vanek |
| 1976 | Pseudobarrandia Courtessole and Pillet |
| 2002 | Illaenopsis Jell and Adrain p. 387 |
| 2002 | Illaenopsis 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. †Illaenopsis Salter 1865
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†Illaenopsis stenorhachis Harrington 1938
†Illaenopsis thomsoni Salter 1866
Invalid names: Rokycania Pribyl and Vanek 1965 [synonym]
Diagnosis
No diagnoses are available