Hell Creek Formation, USA

URI: https://gptkb.org/entity/Hell_Creek_Formation,_USA

GPTKB entity

Predicate	Object
gptkbp:instanceOf	geological formation
gptkbp:age	66 million years ago
gptkbp:country	gptkb:United_States
gptkbp:fossil	gptkb:Dakotaraptor gptkb:Sphaerotholus gptkb:Triceratops gptkb:fish gptkb:Edmontosaurus gptkb:Ornithomimus gptkb:Pachycephalosaurus gptkb:Atractosteus gptkb:Avisaurus gptkb:Snakes gptkb:dinosaur gptkb:Mammals gptkb:Plants gptkb:Basilemys gptkb:Borealosuchus gptkb:Brachychampsa gptkb:Leptoceratops gptkb:Anzu gptkb:Champsosaurus gptkb:Didelphodon gptkb:Palaeosaniwa gptkb:Thescelosaurus Birds Lizards Amphibians Turtles Invertebrates Alphadon Crocodylians Ornithurines
https://www.w3.org/2000/01/rdf-schema#label	Hell Creek Formation, USA
gptkbp:lithology	gptkb:stone mudstone siltstone
gptkbp:locatedIn	gptkb:Montana gptkb:North_Dakota gptkb:South_Dakota gptkb:Wyoming
gptkbp:namedAfter	gptkb:Hell_Creek
gptkbp:namedFor	gptkb:Barnum_Brown
gptkbp:notableFor	gptkb:Cretaceous–Paleogene_boundary dinosaur fossils mass extinction event
gptkbp:overlies	gptkb:Fox_Hills_Formation
gptkbp:period	gptkb:Maastrichtian gptkb:Late_Cretaceous
gptkbp:underlies	gptkb:Fort_Union_Formation
gptkbp:yearNamed	1907
gptkbp:bfsParent	gptkb:K–T_boundary
gptkbp:bfsLayer	7