stage

Midpoint (myr)

duration (myr)

cheilo lasts

cheilo firsts

stage only

standing

cyclo lasts

cyclo firsts

stage only

standing

Albian

105.6

13.3

3

4

1

10

2

3

0

63

Cenomanian

96.2

5.4

8

31

7

44

9

28

6

95

Turonian

91.3

4.5

4

14

2

45

2

11

0

91

Coniacian

87.4

3.2

8

30

5

74

2

18

1

108

Santonian

84.7

2.3

11

23

4

88

1

6

0

111

Campanian

77.4

12.2

21

47

6

126

14

22

3

135

Maastrichtian

68.2

6.3

55

60

26

185

61

34

18

170

Danian

63

4.1

33

31

13

148

26

6

3

100

Thanetian (& Seelandian)

57.9

6.1

20

19

4

125

7

4

0

75

Ypresian

51.9

5.8

5

29

3

133

1

5

0

73

Lutetian

45.2

7.7

12

49

8

182

3

2

0

74

Bartonian

39.2

4.3

6

36

3

201

2

2

1

74

Priabonian

35.4

3.3

24

29

4

225

10

5

3

79

Rupelian

31.1

5.2

13

10

1

208

2

5

0

71

Chattian

26.2

4.7

5

8

1

203

1

1

0

70

Aquitanian

22.2

3.3

6

14

5

216

1

0

0

69

Burdigalian

18.5

4.1

13

28

7

240

3

3

1

72

Langhian

15.6

1.6

6

9

5

234

1

2

0

70

Serravalian

13

3.6

13

18

9

250

4

4

2

75

Tortonian

9.2

4.1

6

10

2

240

5

0

0

69

Messinian

6.2

1.8

9

8

5

245

3

0

0

64

Zanclean

4.4

1.7

5

7

0

238

4

2

2

65

Piacenzian

2.7

1.8

6

9

3

245

6

3

2

64

Pleistocene

0.9

1.8

4

8

1

245

1

2

0

58