SimilarityRank
eocene 0.895 39949
pliocene 0.892 49115
permian 0.886 18568
oligocene 0.874 52381
silurian 0.873 24411
pleistocene 0.867 19850
cretaceous 0.866 15845
ordovician 0.852 22032
proterozoic 0.850 68404
archaean 0.848 68387
precambrian 0.846 28924
triassic 0.846 19513
mesozoic 0.841 21369
gondwana 0.837 53971
palaeozoic 0.832 17635
devonian 0.831 17422
kenyapithecus 0.831 68729
cenozoic 0.828 76640
karoo 0.828 69420
glaciation 0.827 30769
glossopteris 0.825 77276
neogene 0.825 76982
cainozoic 0.819 58574
refugium 0.818 66085
trias 0.815 57767