| Main Ref. | Vidthayanon, C., P. Saenjundaeng and H.H. Ng, 2009 |
| Appearance refers to | |
| Bones in OsteoBase |
| Specialized organs | |
| Different appearance | |
| Different colors | |
| Remarks |
| Striking features | |
| Body shape lateral (shape guide) | elongated |
| Cross section | |
| Dorsal head profile | |
| Type of eyes | |
| Type of mouth/snout | |
| Position of mouth | |
| Type of scales | |
| Diagnosis |
Belongs to the Oreoglanis siamensis species group as it possesses a distinct median notch on the posterior margin of the lower lip. Can be distinguished from other members of the genus in having a combination of the following characters: short nasal barbel reaching to midway between its base and anterior orbital margin, maxillary barbel with rounded tip, length of adipose-fin base 30.7-38.1 % SL, caudal peduncle length 19.2-24.9 % SL, eye diameter 8.9-15.3 % HL, and a lunate caudal fin having upper and lower first principal rays of approximately equal length (Ref. 83406). Description: Dorsal fin rays i,5 or i,6; anal fin rays i,3, i,4 or ii,4; pectoral fin rays i,18, i,19 or i,20; pelvic fin rays i,5. Paired fins enlarged, forming an elongate ovoid adhesive disc with body (Ref. 83406). |
| 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 | 8 |
| Gill clefts (sharks/rays only) | |
| Gill rakers | |
| on lower limb | |
| on upper limb | |
| total | |
| Vertebrae | |
| preanal | |
| total | 36 - 38 |
| Attributes | no striking attributes |
| Fins number | 1 |
| Finlets No. | Dorsal |
| Ventral | |
| Spines total | 0 - 0 |
| Soft-rays total | 6 - 7 |
| Adipose fin | present |
| Attributes | more or less truncate |
| Fins number | |
| Spines total | |
| Soft-rays total | 4 - 6 |
| Pectoral | Attributes other (see remarks) |
| Spines 0 | |
| Soft-rays 19 - 21 | |
| Pelvics | Attributes other (see remarks) |
| Position abdominal behind origin of D1 | |
| Spines | |
| Soft-rays 6 - 6 |