Oymurania fossil map
Where fossils of Oymurania have been found, shown on the Earth as it looked about 525 million years ago and on today’s map.
Dots are fossil collections recorded in the Paleobiology Database. The “then” view moves today’s fossil sites back to their positions 525 million years ago (the time slice nearest the median age of the fossils) using the Merdith et al. (2021) plate model; positions are approximate. Open on the timeline map →
| Group | Ediacaran & Cambrian life |
|---|---|
| Lived | 521–512.1 million years ago (Stage 3 to Stage 4) |
| Periods | Cambrian |
| Named by | Kouchinsky et al. 2015 |
| Fossil records | 12 occurrences at 4 locations (PBDB) |
| Found in | Russia, Morocco |
| Rock formations | Emyaksin, Pestrotsvet, Amouslek, Perekhodnaya, Oi-Muran Reef Massif |
About Oymurania
Oymurania is an organophosphatic Cambrian small shelly fossil interpreted as a stem-group Brachiopod. It consists of a pair of Micrina-like shells that broadly follow a logarithmic coiling trajectory with a high rate of expansion.
Text in “About” is quoted from the Wikipedia article Oymurania (revision 1305574515), licensed under CC BY-SA 4.0; introduction excerpted verbatim, formatting removed. Ages, family, authority and fossil records: Paleobiology Database, accessed 23 October 2026. Ages are those of the rock layers the fossils were found in. Wikidata: Q30594445.
