Middle Jurassic

Middle Jurassic

End: 
161.20mya
Start: 
175.60mya
Synonyms: 
Dogger

Middle Jurassic

End: 
161.20mya
Start: 
175.60mya
Synonyms: 
Dogger

Callovian

End: 
161.20mya
Start: 
164.70mya
Synonyms: 
Shaximioan

Bathonian

End: 
164.70mya
Start: 
167.70mya
Synonyms: 
Xintiangouan
Shaximioan

Bajocian

End: 
167.70mya
Start: 
171.60mya
Synonyms: 
Xintiangouan

Aalenian

End: 
171.60mya
Start: 
175.60mya
Synonyms: 
Xintiangouan
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith