| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Helicocyclus
Taxonomy
Helicocyclus was named by Schindewolf (1951) [Sepkoski's age data: C Vise-l Sepkoski's reference number: 954]. It is not extant. Its type is Pericyclus (Helicocyclus) gracillimus.
It was reranked as Pericyclus (Helicocyclus) by Schindewolf (1951).
It was assigned to Pericyclus by Schindewolf (1951); to Goniatitida by Sepkoski (2002); to Ammonellipsitinae by Korn (2006), Furnish et al. (2009) and Ebbighausen et al. (2010); and to Helicocyclinae by Becker (2023).
It was reranked as Pericyclus (Helicocyclus) by Schindewolf (1951).
It was assigned to Pericyclus by Schindewolf (1951); to Goniatitida by Sepkoski (2002); to Ammonellipsitinae by Korn (2006), Furnish et al. (2009) and Ebbighausen et al. (2010); and to Helicocyclinae by Becker (2023).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1951 | Helicocyclus Schindewolf |
| 1951 | Pericyclus (Helicocyclus) Schindewolf |
| 2002 | Helicocyclus Sepkoski |
| 2006 | Helicocyclus Korn |
| 2009 | Helicocyclus Furnish et al. p. 28 |
| 2010 | Helicocyclus Ebbighausen et al. p. 166 |
| 2023 | Helicocyclus Becker p. 811 |
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. †Helicocyclus Schindewolf 1951
show all | hide all
†Helicocyclus gracillimus Schindewolf 1951
†Helicocyclus tianshanicus Librovitch 1927
Diagnosis
No diagnoses are available