|
gptkb:Pragian_Stage
|
first appearance of the conodont Eognathodus sulcatus
|
|
gptkb:Givetian_Stage
|
first appearance of Polygnathus hemiansatus
|
|
gptkb:Sandbian_Stage
|
First appearance of graptolite Nemagraptus gracilis
|
|
gptkb:Tremadocian
|
first appearance of the conodont Iapetognathus fluctivagus
|
|
gptkb:Santonian_stage
|
First appearance of the inoceramid bivalve Cladoceramus undulatoplicatus
|
|
gptkb:Floian_Stage
|
First appearance of graptolite Tetragraptus approximatus
|
|
gptkb:Tremadocian_Age
|
first appearance of the conodont Iapetognathus fluctivagus
|
|
gptkb:Holocene_Series
|
end of the Younger Dryas
|
|
gptkb:Lochkovian_stage
|
first appearance of graptolite Monograptus uniformis
|
|
gptkb:Meghalayan_Age
|
isotope records in a stalagmite from Mawmluh Cave, India
|
|
gptkb:Meghalayan
|
isotopic signature in a stalagmite from Mawmluh Cave, India
|
|
gptkb:Aalenian_Stage
|
first appearance of the ammonite genus Leioceras
|
|
gptkb:Tremadocian_Stage
|
first appearance of the conodont Iapetognathus fluctivagus
|
|
gptkb:Furongian_Series
|
First appearance of trilobite Glyptagnostus reticulatus
|
|
gptkb:Albian_stage
|
first appearance of planktonic foraminiferan Microhedbergella renilaevis
|
|
gptkb:Sheinwoodian_Age
|
first appearance of graptolite Cyrtograptus centrifugus
|
|
gptkb:Danian_Stage
|
gptkb:Cretaceous–Paleogene_extinction_event
|
|
gptkb:Thanetian_Stage
|
first appearance of the dinoflagellate Apectodinium
|
|
gptkb:Fortunian
|
first appearance of Treptichnus pedum
|
|
gptkb:Terreneuvian_Series
|
first appearance of Treptichnus pedum
|