| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Oligorhachis
Taxonomy
Oligorhachis was named by Imbrie (1959) [Sepkoski's age data: D Fras-l Sepkoski's reference number: 25]. Its type is Oligorachis oligorachis.
It was corrected as Oligorachis by Muir-Wood and Cooper (1960), Williams et al. (2000) and Sepkoski (2002).
It was assigned to Productacea by Imbrie (1959); to Heteralosiinae by Muir-Wood and Cooper (1960); to Donalosiinae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
It was corrected as Oligorachis by Muir-Wood and Cooper (1960), Williams et al. (2000) and Sepkoski (2002).
It was assigned to Productacea by Imbrie (1959); to Heteralosiinae by Muir-Wood and Cooper (1960); to Donalosiinae by Williams et al. (2000); and to Strophomenida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1959 | Oligorhachis Imbrie p. 403 |
| 1960 | Oligorachis Muir-Wood and Cooper p. 91 |
| 2000 | Oligorachis Williams et al. p. 582 |
| 2002 | Oligorachis Sepkoski |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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. †Oligorhachis Imbrie 1959
show all | hide all
Diagnosis
No diagnoses are available