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Toarcian

Hierarchy:Phanerozoic Mesozoic  Jurassic   Early Jurassic
    Toarcian
Classification:Age (as per International Commission on Stratigraphy)
Top:174.1 ± 1.0 Ma
Base:182.7 ± 0.7 Ma
Preceeds:Middle Jurassic Aalenian
Follows:Pliensbachian
GSSP:Peniche (Portugal)
GSSP location:39.3708°N, 9.3853°W
GSSP link:View Global Boundary Stratotype Section and Point of the International Commission on Stratigraphy
Fossil Record

Data via PaleoBioDB


Taxa Count Key
First appearance
Extinction
First appearance and extinction
Related precursors
KingdomPhylumClassTaxa Count
AnimaliaAnnelida Clitellata3
AnimaliaAnnelida Polychaeta29
AnimaliaArthropoda Arachnida34
AnimaliaArthropoda Branchiopoda14
AnimaliaArthropoda Cephalocarida1
AnimaliaArthropoda Chilopoda3
AnimaliaArthropoda Diplopoda4
AnimaliaArthropoda Entognatha1
AnimaliaArthropoda Insecta1,540
AnimaliaArthropoda Malacostraca164
AnimaliaArthropoda Maxillopoda8
AnimaliaArthropoda Merostomata1
AnimaliaArthropoda Ostracoda128
AnimaliaArthropoda Pycnogonida1
AnimaliaArthropoda Remipedia1
AnimaliaBrachiopoda Craniata4
AnimaliaBrachiopoda Lingulata18
AnimaliaBrachiopoda Rhynchonellata493
AnimaliaBrachiopoda Strophomenata12
AnimaliaBryozoa Gymnolaemata16
AnimaliaBryozoa Stenolaemata33
AnimaliaChordata Actinopterygii9
AnimaliaChordata Amphibia7
AnimaliaChordata Ascidiacea1
AnimaliaChordata Cephalaspidomorphi1
AnimaliaChordata Elasmobranchii9
AnimaliaChordata Holocephali2
AnimaliaChordata Mammalia32
AnimaliaChordata Myxini1
AnimaliaChordata Reptilia234
AnimaliaChordata Sarcopterygii5
AnimaliaCnidaria Anthozoa197
AnimaliaCnidaria Cubozoa1
AnimaliaCnidaria Hydrozoa4
AnimaliaCnidaria Scyphozoa2
AnimaliaEchinodermata Asteroidea36
AnimaliaEchinodermata Crinoidea39
AnimaliaEchinodermata Echinoidea61
AnimaliaEchinodermata Holothuroidea56
AnimaliaEchinodermata Ophiuroidea48
AnimaliaHemichordata Enteropneusta4
AnimaliaHemichordata Pterobranchia2
AnimaliaMollusca Bivalvia523
AnimaliaMollusca Cephalopoda626
AnimaliaMollusca Gastropoda384
AnimaliaMollusca Monoplacophora1
AnimaliaMollusca Polyplacophora12
AnimaliaMollusca Scaphopoda14
AnimaliaNematoda Adenophorea2
AnimaliaNematoda Secernentea2
AnimaliaPorifera Calcarea10
AnimaliaPorifera Demospongiae7
AnimaliaPorifera Hexactinellida17
BacteriaCyanobacteria Cyanophyceae6
ChromistaForaminifera Globothalamea74
ChromistaForaminifera Monothalamea26
ChromistaForaminifera Tubothalamea34
ChromistaHaptophyta Prymnesiophyceae76
ChromistaMyzozoa Dinophyceae6
ChromistaOchrophyta Phaeophyceae2
ChromistaRadiozoa Polycystina267
PlantaeBryophyta Bryopsida3
PlantaeCharophyta Charophyceae4
PlantaeCharophyta Zygnematophyceae1
PlantaeChlorophyta Chlorophyceae3
PlantaeChlorophyta Trebouxiophyceae2
PlantaeChlorophyta Ulvophyceae37
PlantaeMarchantiophyta Marchantiopsida3
PlantaeRhodophyta Florideophyceae11
PlantaeRhodophyta Rhodophyceae4
PlantaeTracheophyta Cycadopsida24
PlantaeTracheophyta Ginkgoopsida11
PlantaeTracheophyta Gnetopsida5
PlantaeTracheophyta Lycopodiopsida8
PlantaeTracheophyta Magnoliopsida8
PlantaeTracheophyta Pinopsida26
PlantaeTracheophyta Polypodiopsida38
 

Geologic Events

Event NameTypeAgeArea
Pangaea breakup (begins)Continental Breakup175 - 55 MaGlobal
Andean orogeny (ongoing)OrogenyMaximum Age: 200 MaSouth America
Laurasia supercontinent (ongoing)Supercontinent215 - 55 MaNorthern Hemisphere
Uralian orogeny (concludes)Orogeny~320 - ~175 MaRussia


Overview of geological time

List all geological events
 
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