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

From: The southernmost range limit for the hidden angelshark Squatina occulta

Morphometric character mm % TL Morphometric character mm % TL
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