Permian Period

GPTKB entity

Statements (46)
Predicate Object
gptkbp:instance_of gptkb:rock_formations
gptkbp:beginning_of gptkb:Mesozoic_Era
gptkbp:characterized_by diverse marine life
dominance of reptiles
gptkbp:climate varied from arid to humid
gptkbp:duration approximately 47 million years
gptkbp:ecosystem terrestrial and marine
gptkbp:end_date 252 million years ago
gptkbp:ended gptkb:Paleozoic_Era
gptkbp:followed_by gptkb:Triassic_Period
gptkbp:fossil_record gptkb:Mega_Evolution
gptkb:Brachiopods
gptkb:Gorgonopsids
gptkb:Ammonites
gptkb:Trilobites
gptkbp:geological_features coal deposits
red beds
evaporites
formation of the supercontinent Pangaea
mass extinction at the end of the period
https://www.w3.org/2000/01/rdf-schema#label Permian Period
gptkbp:landforms Pangaea supercontinent
gptkbp:major_climate_change global warming
glaciation events
gptkbp:notable_event gptkb:Permian-Triassic_extinction_event
gptkbp:notable_locations gptkb:Permian_Basin
gptkb:Siberian_Traps
gptkb:Karoo_Basin
gptkb:Capitan_Reef
gptkb:ParanĂ¡_Basin
gptkbp:notable_species gptkb:fish
gptkb:amphibians
insects
reptiles
conifers
cycads
early mammals
seed ferns
gptkbp:preceded_by gptkb:Carboniferous_Period
gptkbp:research_importance paleoclimate studies
study of extinction events
biogeography of ancient life
evolution of early reptiles
gptkbp:start_date 299 million years ago
gptkbp:bfsParent gptkb:ocean
gptkbp:bfsLayer 4