Gryazno Formation
23 distinct taxa, from 27 fossil occurrences the Paleobiology Database records under this name, spanning 458–453 Mya.
Oblast Leningrad · RU
23 taxa · 27 fossils · 458–453 MyaLoading coastlines…
2 distinct localities, where the rock is now rather than where it was laid down. Tectonics draws the world it belonged to.
When
What has been found
- Chasmops
- Madiorthis alsami
- Neoasaphus
- Atractopyge
- Bassettella gracilis
- Bilobia alichovae
- Calyptaulax
- Chasmops marginatus
- Conolichas triconicus
- Estlandia hispida
- Estoniops bekkeri
- Fusicystis magnificus
- Heckerites multistellatus
- Hemisphaerocoryphe huebneri
- Illaenus
- Metopolichas
- Neoplatystrophia lynx
- Nieszkowskia cephaloceras
- Otarozoum peri
- Platystrophia pogrebovi
- Prionocheilus
- Scopelochasmops
- Stenopareia glaber
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.