| Main Ref. | Ng, H.H., 1999 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Compared to L. hexanema, this species differs in having a longer anal fin base (38.6-41.5% SL versus 34.8-37.9) with more anal fin rays (41-47 versus 36-39), a smaller eye (eye diameter 20.1-23.6% HL versus 28.6-38.5) and a larger interorbital distance (47.0-55.6% HL versus 37.9-47.3) (Ref. 39209). |
| Ease of Identification |
| Lateral Lines | Interrupted: No |
| Scales on lateral line | |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | |
| Scale rows below lateral line | |
| Scales around caudal peduncle | |
| Barbels | |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | 11 - 15 |
| on upper limb | 6 - 3 |
| total | 17 - 18 |
| Vertebrae | |
| preanal | 14 - 16 |
| total | 44 - 46 |
| Attributes | |
| Fins number | 1 |
| Finlets No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Spines total | 1 - 1 |
| Soft-rays total | 6 - 6 |
| Adipose fin | present |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | 0 - 0 |
| Soft-rays total | 41 - 47 |
| Pectoral | Attributes more or less normal |
| Spines 1 | |
| Soft-rays 10 - 12 | |
| Pelvics | Attributes |
| Position | |
| Spines 0 | |
| Soft-rays 6 - 6 |