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Swiss Journal of Palaeontology

Table 2 Measurements of all macroconchs and microconchs of Obtusicostites obtusicosta and O. devi

From: Systematics, endemism and phylogeny of Indian proplanulitins (Ammonoidea) from the Bathonian–Callovian of Kutch, western India

Specimen no

Description

D

U

W

H

P

S

RW

RS

U/D

W/H

Obtusicostites obtusicosta

 JUM/J/OO/1[M]

Body chamber

165

60

  

13

33

5

6.5

0.36

 

Phragmocone

141

52

42

58

12

28

4.26

5.77

0.37

0.72

 JUM/J/OO/2[M]

Phragmocone

136

48.5

44

54

12

32

6.25

5.8

0.36

0.81

 JUM/J/OO/3[M]

Phragmocone

92

34

36.5

38

10

25

4.87

5.43

0.37

0.96

 JUM/J/OO/4[M]

Phragmocone

91

34

33

36

9

25

4.55

5.68

0.37

0.92

 JUM/J/OO/5[M]

Phragmocone

117

44.5

39

44

11

30

4.6

5.01

0.38

0.89

Innerwhorl

57.5

23

20

22.5

9

   

0.40

0.89

Innerwhorl

30

11.7

11.6

10.7

    

0.39

1.08

 JUM/J/OO/6[M]

Phragmocone

85

33

30

33

14

 

4.3

4.5

0.39

0.91

 JUM/J/OO/7[M]

Phragmocone

94.5

36

34.6

36.7

  

4

5.5

0.38

0.94

Innerwhorl

65

26

29

27

9

 

2.8

4

0.40

1.07

 JUM/JA/OO/8[M]

Phragmocone

53

19

24

22

9

 

2.77

4.33

0.36

1.09

 JUM/J/OO/9[M]

Phragmocone

90

35

29.7

35

  

3

4.5

0.39

0.85

 JUM/J/OO/10[M]

Innerwhorl

40.6

16.2

15

15

12

26

1.8

2.4

0.40

1.00

 JUM/J/OO/11[M]

Innerwhorl

35

13

14.7

15.5

9

21

1.32

2.2

0.37

0.95

 JUM/JA/OO/12[M]

Innerwhorl

50

19

16.2

18

14

29

2

2.8

0.38

0.90

 JUM/J/OO/13[M]

Innerwhorl

48

20

17.8

19

    

0.42

0.94

Innerwhorl

28.4

12

9.5

9.21

7

 

1.4

2

0.42

1.03

GSI 2032 [M]a

Holotype, phragmocone

157

51

54

66

11

37

8.21

7.36

0.32

0.82

Innerwhorl

116

39

45

54

11

33

6.47

5.4

0.34

0.83

 GSI 2033 [M]

Body chamber

159

60

56

68

12

35

6.42

5.86

0.38

0.82

Phragmocone

73

29

25.8

28.5

    

0.40

0.91

 GSI 2034 [M]

Phragmocone

77

28.5

29

33.3

8

23

5.3

6.5

0.37

0.87

Innerwhorl

57

20

22

24

8

23

4.89

6.02

0.35

0.92

 GSI 16073[M]

Phragmocone

73

24

26

30

10

 

3.75

4.61

0.33

0.87

Innerwhorl

54.5

18

22.5

22.6

9

 

2.2

3.22

0.33

1.00

Innerwhorl

34

11

15

15

8

 

1.8

2.11

0.32

1.00

 GSI 16077[M]

Phragmocone

124

41.5

43

52

11

 

5.6

7.5

0.33

0.83

Innerwhorl

97

32

33.5

38

11

28

4.8

6.24

0.33

0.88

 GSI 16078[M]

Phragmocone

70

27

24

26

10

24

4

5

0.39

0.92

Innerwhorl

35

11.8

14

14

9

 

2.36

3

0.34

1.00

 GSI 16087[M]

Phragmocone

57

19

24

23

9

 

3.2

4.3

0.33

1.04

Innerwhorl

41

12

16.8

17

8

29

2

3.05

0.29

0.99

 GSI 16080[M]

Phragmocone

69

25

25

24

10

26

4.28

4.7

0.36

1.04

Innerwhorl

55

22

23

22

10

28

3.5

3.7

0.40

1.05

 GSI 16082[M]

Phragmocone

91

32

35

35

10

21

4.85

5.78

0.35

1.00

Innerwhorl

50

22

22

19

    

0.44

1.16

 GSI 16086c[M]

Phragmocone

76

25

25

25.5

  

1.7

1.34

0.33

0.98

Innerwhorl

58.6

18

17.3

17

    

0.31

1.02

 JUM/J/OO/14[m]

Body chamber

47.66

20

14.8

16.52

11

26

2.35

2.68

0.42

0.89

Phragmocone

37.8

14.6

11.8

14.7

11

25

1.74

2.3

0.39

0.80

 JUM/K/OO/15[m]

Body chamber

45

17.6

17.3

16.83

10

19

2

2.72

0.39

1.03

 JUM/U/OO/16[m]

Phragmocone

49.6

18.5

20

21.7

8

24

2.3

3.77

0.37

0.92

Innerwhorl

37

13

14.7

16

9

26

1.48

2.34

0.35

0.92

 JUM/U/OO/17[m]

Phragmocone

43

16.4

14.9

16.6

11

24

2.55

3.12

0.38

0.90

Innerwhorl

36

14

11

13

12

23

1.5

2.2

0.39

0.85

 JUM/JA/OO/18[m]

Phragmocone

53

23.7

13.5

17.6

13

26

2.18

3.25

0.45

0.77

Innerwhorl

44

19

14.3

15

12

25

2

2.3

0.43

0.95

 JUM/U/OO/19[m]

Phragmocone

40.7

16

14.3

15

12

25

2

2.4

0.39

0.95

Innerwhorl

31

12.6

13

12

11

24

1.64

2.2

0.41

1.08

 JUM/U/OO/20[m]

Phragmocone

42.3

13.7

16.2

18.3

9

20

2.2

3.3

0.32

0.89

Innerwhorl

32.6

11.2

11.9

13.7

8

16

1.9

2.62

0.34

0.87

 JUM/U/OO/21[m]

Body chamber

38

15

14.2

15.3

10

19

2.13

3.18

0.39

0.93

 JUM/U/OO/22[m]

Innerwhorl

36

12

14.3

15.5

9

17

2.3

3

0.33

0.92

 

27

9.6

11.8

12.5

8

16

2

2.8

0.36

0.94

 JUM/J/OO/23[m]

Innerwhorl

37

13.5

12

14.8

11

24

2

2.6

0.36

0.81

Innerwhorl

29

10

10.8

11.6

11

22

1.7

2.3

0.34

0.93

 JUM/J/OO/24[m]

Innerwhorl

37

11.5

13.8

16.3

8

17

2

2.8

0.31

0.85

 

29

9.6

11.6

13.7

8

18

1.8

2.3

0.33

0.85

 JUM/U/OO/25[m]

Phragmocone

45

21

17.5

18.5

12

23

1.92

2.2

0.47

0.95

Innerwhorl

23.8

9.3

10.5

9.6

13

 

1

1.3

0.39

1.09

 JUM/J/OO/26[m]

Innerwhorl

30.17

10.4

10.5

12

  

1.4

1.7

0.34

0.88

 JUM/J/OO/27[m]

Phragmocone

39.2

17

12.8

15.5

11

 

2.2

2.5

0.43

0.83

 JUM/J/OO/28[m]

Phragmocone

43

22.7

17.9

17.6

    

0.53

1.02

Innerwhorl

24.14

12.2

8.6

9.7

11

 

0.8

1.3

0.51

0.89

Innerwhorl

12.6

6.7

5.1

4.3

10

 

0.5

0.8

0.53

1.19

Innerwhorl

6.8

3.3

2.8

2.32

    

0.49

1.21

GSI 2030[m]a

Allotype, body chamber

49.5

18

13

17

13

23

2.64

2.87

0.36

0.76

Phragmocone

38

16

11.5

14

13

21

2.23

2.58

0.42

0.82

 GSI 2035[m]

Body chamber

48.4

16

16

20

11

23

2.42

2.59

0.33

0.80

Phragmocone

35

11.5

13.6

16

10

20

2.2

2.35

0.33

0.85

 GSI 16084[m]

Body chamber

45.7

17.6

14

17

10

21

2.4

3.2

0.39

0.82

Phragmocone

37

15

14.5

15

9

21

2.13

2.9

0.41

0.97

 GSI 2036[m]

Body chamber

47.2

17.3

18

19.3

11

21

2.25

3.46

0.37

0.93

Phragmocone

36

13

12.7

14

10

19

1.75

3.12

0.36

0.91

 GSI 16079[m]

Phragmocone

38

15

10

11

10

22

2.2

2.47

0.39

0.91

Innerwhorl

30

11

10.5

11

    

0.37

0.95

Innerwhorl

21

9

8.23

7.88

8

 

1.44

1.7

0.43

1.04

Innerwhorl

14.5

6

4.2

4

    

0.41

1.05

Obtusicostites devi

GSI 16076[M]a

Holotype, phragmocone

136

47

36

54

14

38

3.69

4.34

0.35

0.67

Innerwhorl

105

41

34

42

14

38

3.44

4.2

0.39

0.81

 GSI 16099[M]

Phragmocone

71

27

19

24

  

2.5

3.6

0.38

0.79

Innerwhorl

37

14

12

15

  

1.68

1.42

0.38

0.80

 GSI 16075[M]

Phragmocone

46.5

18

19.6

18.74

9

24

2.7

4

0.39

1.05

Innerwhorl

36

14

14.5

15

10

26

2

3.3

0.39

0.97

 GSI 16098[m]

Body chamber

56

22

20

20

15

29

2.46

2.62

0.39

1.00

Innerwhorl

44

18

15.8

16

13

27

2

2.2

0.41

0.99

 GSI 16097[m]

Body chamber

37

15.7

13.4

14

12

19

1.67

1.99

0.42

0.95

Innerwhorl

29

12

11.5

11

11

22

1.48

1.81

0.41

1.05

 NHMUK C 7686[m]

Body chamber

73

27.7

21.9

24.82

15

30

  

0.38

0.88

  1. aThe holotype
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