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Table 1 Conch parameters of Praechebbitesdebaetsi n. gen. n. sp

From: The oldest ammonoids of Morocco (Tafilalt, lower Emsian)

Specimen

dm

wh

ww

uw

wh/dm

ww/dm

ww/wh

uw/dm

WER

PIMUZ 36651

100.8

29.4

19.2

51

0.29

0.19

0.65

0.51

2.01

B6C.51-2

72.5

c. 18

?

39

c. 0.25

?

?

0.54

c. 1.8

PIMUZ 36651

71.0

19.4

14.0

36.2

0.27

0.20

0.72

0.51

1.94

Holotype

c. 70

21.0

12.0

c. 38

0.30

0.18

0.57

0.54

c. 2.0

GPIT 2040

60.8

c. 15

?

c. 33

c. 0.25

?

?

0.54

c. 1.8

PIMUZ 36652

59.9

17.2

11.3

28.7

0.29

0.19

0.66

0.48

2.03

B6C.51-2

59.0

16.8

c. 10

29.9

0.28

0.17

0.60

0.51

1.95

PIMUZ 36651

51.0

15.4

10.2

27

0.30

0.20

0.66

0.53

1.98

B6C.51-3

c. 45

14.0

8.0

c. 22

0.31

0.18

0.57

0.50

c. 2.0

B6C.51-4

43.9

12.3

c. 7.5

21.5

0.28

0.17

0.61

0.49

1.93

PIMUZ 36652

42.0

13.4

?

20.1

0.31

?

?

0.48

2.14

PIMUZ 36651

36.2

12.2

?

19.3

0.34

?

?

0.53

1.94

PIMUZ 36653

17.5

5.0

?

8.7

0.29

?

?

0.50

1.96