Yusmastakh Formation
15 distinct taxa, from 17 fossil occurrences the Paleobiology Database records under this name, spanning 1400–1200 Mya.
Recorded under country code RU
15 taxa · 17 fossils · 1400–1200 MyaFiled under the Billyakh Group.
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1 distinct localities, where the rock is now rather than where it was laid down. Tectonics draws the world it belonged to.
What has been found
- Archaeoellipsoides bactroformis
- Myxococcoides grandis
- Archaeoellipsoides conjunctivus
- Archaeoellipsoides elongatus
- Archaeoellipsoides grandis
- Archaeoellipsoides major
- Circumvaginalis elongatus
- Coniunctiophycus conglobatum
- Coniunctiophycus gaoyuzhuangense
- Eoentophysalis belcherensis
- Eosynechococcus brevis
- Gloeodiniopsis
- Myxococcoides
- Phanerosphaerops magnicellularis
- Sphaerophycus medium
Counts are of occurrence records, which measure the rock and the fieldwork together.