Main Ref. | Hoang, H.D., H.M. Pham and N.T. Tran, 2015 |
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 | sub-terminal/inferior |
Type of scales | |
Diagnosis |
Onychostoma dongnaiensis can be diagnosed from other species of Onychostoma by a combination of the following characters: mouth wide (width 1.4?1.6 times in HW); 14-15 predorsal scales; body depth high (3.1?3.4 times in SL); eye diameter small (4.2?4.9 times in HL), barbels absent in adults and juveniles; dorsal fin with a strong serrated last simple ray; and dorsal-fin length high (3.8?4.5 times in SL) (Ref. 102622). |
Ease of Identification |
Lateral Lines | Interrupted: No |
Scales on lateral line | 44 - 47 |
Pored lateral line scales | |
Scales in lateral series | |
Scale rows above lateral line | 7 - 7 |
Scale rows below lateral line | 5 - 5 |
Scales around caudal peduncle | 16 - 16 |
Barbels | 0 |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | |
on upper limb | |
total | |
Vertebrae | |
preanal | |
total |
Attributes | no striking attributes |
Fins number | 1 |
Finlets No. | Dorsal |
Ventral | |
Spines total | |
Soft-rays total | 12 - 12 |
Adipose fin | absent |
Attributes | forked |
Fins number | |
Spines total | |
Soft-rays total | 8 - 8 |
Pectoral | Attributes more or less normal |
Spines | |
Soft-rays 17 - 17 | |
Pelvics | Attributes more or less normal |
Position abdominal behind origin of D1 | |
Spines | |
Soft-rays 9 - 9 |