Statements (19)
Predicate | Object |
---|---|
gptkbp:instanceOf |
geological formation
|
gptkbp:duration |
600 million years
|
gptkbp:endDate |
1.0 billion years ago
|
gptkbp:followedBy |
gptkb:Neoproterozoic_era
|
gptkbp:fossil |
stromatolites common
|
https://www.w3.org/2000/01/rdf-schema#label |
Mesoproterozoic era
|
gptkbp:notableEvent |
appearance of red algae
assembly of Rodinia supercontinent breakup of Columbia supercontinent evolution of sexual reproduction |
gptkbp:partOf |
gptkb:Proterozoic_Eon
|
gptkbp:precededBy |
gptkb:Paleoproterozoic_era
|
gptkbp:startDate |
1.6 billion years ago
|
gptkbp:subdivision |
Stenian period
Calymmian period Ectasian period |
gptkbp:bfsParent |
gptkb:Proterozoic_eon
gptkb:Proterozoic_era |
gptkbp:bfsLayer |
7
|