Table 1 Morphological measurements of Squatina occulta MACN-Ict 10942 collected at Puerto Quequén

Total length (TL)

578

Clasper inner length

65.2

11.3

Pre-caudal length

493

85.3

Clasper outer length

9.8

1.7

Pre-dorsal length

371

64.2

Clasper base width

5.0

0.9

Pre-pectoral length

122

21.1

Snout-cloaca length

287

49.7

Pre-pelvic length

239

41.3

Cloaca-caudal length

289

50

Pre-branchial length

88.4

15.3

Pre-spiracular length

52.4

9.1

Pre-ocular length

31.5

5.4

Pre-orbital length

23.7

4.1

Head width

119.8

20.7

Orbital head width

74.7

12.9

Spiracular head width

116.2

20.1

Mouth width

76.5

13.2

Head height

38.6

6.7

Interorbital distance

48.2

8.3

Eye length

11.1

1.9

Eye width

7.7

1.3

Eye-spiracle distance

15

2.6

Internarial distance

36.5

6.3

Interspiracular distance

45.5

7.9

Spiracle length

13.1

2.3

Intergill width

14.8

9.8

Intergill length

56.6

2.6

Interdorsal distance

36.9

6.4

Dorsal-caudal distance

38.8

6.7

Pectoral-pelvic distance

49.1

8.5

Pelvic (origin)-caudal distance

253

43.8

Pelvic-caudal distance

190

32.9

Width at pectoral origins

85.5

14.8

Trunk width

102.2

17.7

Tail width

61.5

10.6

Tail height

27

4.7

Pectoral-fin length

177

30.6

Pectoral-fin anterior margin

152

26.3

Pectoral-fin base length

55.9

9.7

Pectoral-fin width

98.6

17.1

Pectoral-fin inner margin

91.4

15.8

Pelvic-fin length

128.3

22.2

Pelvic-fin width

81.7

14.1

Pelvic-fin inner margin

69.2

12.0

First dorsal-fin base length

22.9

4.0

First dorsal-fin anterior margin

45.9

7.9

First dorsal-fin height

29.5

5.1

First dorsal-fin inner margin

16.8

2.9

Second dorsal-fin base length

21.1

3.7

Second dorsal-fin anterior margin

42.5

7.4

Second dorsal-fin height

26.5

4.6

Second dorsal-fin inner margin

17.5

3

Dorsal caudal-fin margin

64.3

11.1

Preventral caudal –fin margin

79.4

13.7

Caudal-fin height

76.3

13.2