| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Grewingkia rustica
Taxonomy
Petraia rustica was named by Billings (1858).
It was recombined as Streptelasma rusticum by Foerste (1924); it was recombined as Helicelasma rusticum by Neuman (1969); it was recombined as Grewingkia rustica by Elias (1981).
It was recombined as Streptelasma rusticum by Foerste (1924); it was recombined as Helicelasma rusticum by Neuman (1969); it was recombined as Grewingkia rustica by Elias (1981).
Sister species lacking formal opinion data
Synonymy list
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.
†Grewingkia rustica Billings 1858
show all | hide all
Diagnosis
No diagnoses are available