| Main Ref. | Gosse, J.P., E.J. Coenen and G.G. Teugels, 2003 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | no special organs |
| Different appearance | |
| Different colors | different colors in juveniles and adults |
| Remarks | Juveniles with round or vertically elongated spots irregularly scattered on sides and with orange spot on chin (Ref. 2936, 86396). |
| Striking features | none |
| Body shape lateral | short and / or deep |
| Cross section | compressed |
| Dorsal head profile | more or less straight |
| Type of eyes | more or less normal |
| Type of mouth/snout | more or less normal |
| Position of mouth | terminal |
| Type of scales | ctenoid scales |
| Diagnosis |
Diagnosis: mouth terminal; body depth 2.2-3.6x and head length 3.2-4.7x SL; caudal peduncle 0.7-0.9x longer than wide; eye diameter 3.6 (juveniles)-6.7x head length; scale formula 17.5-20.5/84-97/22.5-26.5; 18-20 scales between lateral line and pelvic-fin bases; 13-16 anal fin branched rays; 19-24 dorsal fin branched rays; juveniles with numerous spots on sides (Ref. 2936, 86396). Description: snout rounded; each jaw with 2 rows of teeth; scaly, forked caudal fin with round lobes (Ref. 2936, 86396). Coloration: gray body, dark back and sides, lighter to whitish belly; eye reddish; black inter-radial membranes of dorsal fin forming irregularly aligned patterns, not as well aligned as in D. rostratus; juveniles with round or vertically elongated spots irregularly scattered on sides and with orange spot on chin (Ref. 2936, 86396). |
| Ease of Identification |
| Lateral Lines | 1 Interrupted: No |
| Scales on lateral line | 84 - 97 |
| Pored lateral line scales | |
| Scales in lateral series | |
| Scale rows above lateral line | 17 - 21 |
| Scale rows below lateral line | 22 - 27 |
| Scales around caudal peduncle | |
| Barbels | 0 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | 11 - 14 |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | |
| Soft-rays total | |
| Adipose fin | present |
| Attributes | forked; more or less normal |
| Fins number | 1 |
| Spines total | |
| Soft-rays total |
| Pectoral | Attributes more or less normal |
| Spines | |
| Soft-rays | |
| Pelvics | Attributes more or less normal |
| Position abdominal behind origin of D1 | |
| Spines | |
| Soft-rays |