Morphology Data of Distichodus teugelsi
Identification keys
Abnormalities
Main Ref. Mamonekene, V. and E. Vreven, 2008
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral fusiform / normal
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth sub-terminal/inferior
Type of scales
Diagnosis

Diagnosis: 2 rows of bicuspid teeth on upper jaw and only 1 row of bicuspid teeth on lower jaw; 16 scales around caudal peduncle; no series of spots on flanks (Ref. 78699).

Description: body rather elongated and only moderately compressed; mouth subterminal; caudal peduncle depth greater than its length; gill rakers small, 23 (12/1/10-11) to 26 (12/1/12-13) on first branchial arch; dorsal fin situated slightly anterior to vertical through origin of pelvic fin; scales small, ctenoid; lateral line complete, positioned along midlateral surface of body; adipose fin small and scaleless, situated closer to caudal fin than to dorsal fin; caudal fin covered with scales on proximal 1/3 (Ref. 78699).

Coloration: in live: light greenish band along lateral line, dividing lateral surface into dark greenish upper and lower parts; distinctly contrasted belly yellowish-white marbled with red; scales of lower 2/3 of lateral surface with yellowish-white spots giving impression of weave with light meshes; central part and posterior margin of caudal fin transparent; upper and lower lobes of caudal fin blackish distally and gradually becoming yellowish-orange proximally; mid-base of caudal fin with more or less conical black spot, with posteriorly-oriented apex; head blackish above, and whitish with a metallic hue below; dorsal fin reddish, with large spot situated on basal portion of anterior 5-6 rays; anterior-most basal portion of dorsal fin yellowish-white to transparent; pectoral and pelvic fins transparent; anal and adipose fins yellowish with transparent distal parts (Ref. 78699). Preserved specimens: only black spot at base of caudal peduncle and spot on anterior base of dorsal fin clearly distinguishable; broad lateral band along lateral line whitish-grey; pigmentation dorsal and ventral to that band brown, more so ventrally; dorsal fin whitish-grey (Ref. 78699).

Ease of Identification

Meristic characteristics of Distichodus teugelsi

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 12 - 12
on upper limb 10 - 13
total 23 - 26
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   
Pelvics Attributes  
Position    
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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