Medvezhyn Formation
40 distinct taxa, from 96 fossil occurrences the Paleobiology Database records under this name, spanning 526–521 Mya.
Yakutiya, Krasnoyarsk Krai · RU
40 taxa · 96 fossils · 526–521 MyaMembers recorded: 12, 13, 18, 14, 4, Koriliam, 16.
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4 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
- Oelandiella korobkovi
- Cambrotubulus decurvatus
- Igorella ungulata
- Aldanella crassa
- Turcutheca annae
- Anabarella plana
- Anabarites tristichus
- Anabarites voluta
- Tiksitheca licis
- Aldanella attleborensis
- Khetatheca cotuiensis
- Nochoroicyathus
- Selindeochrea tripartita
- Turcutheca rugata
- Aldanella
- Archaeolynthus
- Chancelloria
- Fomitchella
- Latouchella memorabilis
- Turcutheca crasseocochlia
- Ajacicyathus
- Allatheca concinna
- Anabarites trisulcatus
- Archaeocyathida
- Bemella jacutica
- Cambrocyathellus
- Cambrocyathellus robustus
- Ceratoconus
- Dictyocyathus
- Hyolithellus
- Kotuyitheca curta
- Loculicyathus
- Paranacyathus
- Protopharetra
- Purella cristata
- Securiconus incertus
- Selindeochrea tricarinata
- Tumulocyathus
- Turcutheca
- Watsonella crosbyi
What else lived thenRank the rock of a period
Counts are of occurrence records, which measure the rock and the fieldwork together.