Era
1991
78
1993
64
1992
62
1986
59
1987
57
1990
56
1994
51
1988
45
1998
43
1985
42
1989
42
1999
39
1995
37
1983
31
2000
31
2001
31
1996
27
1984
26
1980
22
1982
22
1997
21
1981
18
2003
14
2002
10
1979
9
1976
6
1978
6
2004
6
1973
4
2005
4
1969
3
1970
3
1990-
3
From 230 to 280 million years ago
3
Permian
3
Permien
3
1920-
2
1963
2
1971
2
1972
2
1974
2
1977
2
2006
2
2007
2
2008
2
2009
2
10.06.1983
1
1757-1834
1
1856-1915
1
1856-1943
1
more ...