Main Ref. | De Weirdt, D., A. Getahun, S. Tshibwabwa and G.G. Teugels, 2007 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | no special organs |
Different appearance | |
Different colors | |
Remarks |
Striking features | none |
Body shape lateral | elongated |
Cross section | |
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 | sub-terminal/inferior |
Type of scales | |
Diagnosis |
Diagnosis: mouth inferior; lips rather strongly developed, lower lip with a round mental lobe; two pairs of well-developed barbels, anterior pair a little shorter than the posterior pair, which are as long as, or longer than, eye diameter; lower jaw reaching to, or beyond, anterior margin of eye; last simple ray of dorsal fin strong and ossified, measuring 0.6-0.75x HL; no black stripes on caudal fin (Ref. 81639). Description: large species; scales with striae parallel or convergent posteriorly; scale formula: 4.5-5/24-29/4-4.5/2-2.5/12; D: III-IV, 9-(10); A: III, 5; lateral line complete; dorsal fin deeply notched (Ref. 81639). Coloration: ground color olive-brown dorsally, whitish ventrally; dorsal scales with dark basal spot; fins grey, dorsal and anal fins sometimes tinted red basally (Ref. 81639). |
Ease of Identification |
Lateral Lines | 1 Interrupted: No |
Scales on lateral line | 24 - 29 |
Pored lateral line scales | |
Scales in lateral series | |
Scale rows above lateral line | 4 - 5 |
Scale rows below lateral line | 4 - 4.5 |
Scales around caudal peduncle | 12 - 12 |
Barbels | 4 |
Gill clefts (sharks/rays only) | |
Gill rakers | |
on lower limb | 12 - 12 |
on upper limb | |
total | |
Vertebrae | |
preanal | |
total |
Attributes | no striking attributes |
Fins number | 1 |
Finlets No. | Dorsal |
Ventral | |
Spines total | 1 - 1 |
Soft-rays total | 11 - 13 |
Adipose fin | absent |
Attributes | forked; more or less normal |
Fins number | |
Spines total | |
Soft-rays total | 8 - 8 |
Pectoral | Attributes more or less normal |
Spines | |
Soft-rays | |
Pelvics | Attributes more or less normal |
Position abdominal | |
Spines | |
Soft-rays |