| Main Ref. | Andrews, K.R., I. Fernandez-Silva, J.E. Randall and H.C. Ho, 2021 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | |
| Cross section | compressed |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
This species is distinguished by the following characters: with an indistinct opercular spine which is fully covered by skin; black tip of upper lobe of caudal fin; steep and long snout, 10.8%-12.1% SL; eye small 7.8%-10.1% SL; cheek deep 5.2% SL; otolith relatively slender and complicated; caudal fin relatively long 29.2%-31.5% SL; deep fin concavity 18.9%-19.7% SL; strong genetic divergence at mitochondrial markers (cytb and COI); it has a much larger body size with fork length exceeding 115.0 cm FL (Ref. 123743). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | 46 - 46 |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | 26 - 26 |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | 8 - 9 |
| on upper limb | 3 - 3 |
| total | 12 - 12 |
| Vertebrae | |
| preanal | 11 - 11 |
| total | 24 - 24 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 10 - 10 |
| Soft-rays total | 11 - 11 |
| Adipose fin |
| Attributes |
| Fins number | 1 |
| Spines total | 3 - 3 |
| Soft-rays total | 8 - 8 |
| Pectoral | Attributes |
| Spines 0 | |
| Soft-rays 16 - 16 | |
| Pelvics | Attributes |
| Position | |
| Spines 1 | |
| Soft-rays 5 - 5 |