Anisian

System/ Period
Series/ Epoch
Stage/ Age
Age (Ma)
Age (Ma)
Jurassic
Lower/ Early
Hettangian
younger
younger
Triassic
Upper/ Late
Rhaetian
201.3
~208.5
Triassic
Upper/ Late
Norian
~208.5
~227
Triassic
Upper/ Late
Carnian
~227
~237
Triassic
Middle
Ladinian
~237
~242
Triassic
Middle
Anisian
~242
247.2
Triassic
Lower/ Early
Olenekian
247.2
251.2
Triassic
Lower/ Early
Induan
251.2
251.902
Permian
Lopingian
Changhsingian
older
older
Subdivision of the Triassic system according to the ICS, as of 2018.
Subdivision of the Triassic system according to the ICS, as of 2018.
Subdivision of the Triassic system according to the ICS, as of 2018.
Subdivision of the Triassic system according to the ICS, as of 2018.
Subdivision of the Triassic system according to the ICS, as of 2018.

Question: What is Anisian classification wise and when did it start and end?
Answer: The Anisian is the age of the Middle Triassic period and lasted from 247.2 million years ago until 242 million years ago.