Morphology Data of Belobranchus belobranchus
Identification keys
Main Ref. Allen, G.R., 1991
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

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
Type of scales

Color pattern consists of many narrow dark horizontal lines on the sides (one per scale row), generally light brown bands alternating with dark brown midlateral stripes, and the caudal fin is always spotted, alternating white and brown bands. Distinguished from Belobranchus segura by the combination of the following characters: 27-35 scales in transverse forward series (vs. 22-28); 21-34 predorsal scales (vs. 16-23); 20-23 transverse back series (vs. 18-21); head length 29-36% of SL (vs. 26-31% of SL) and predorsal length 40-46% SL (vs. (38-42 % SL) (Ref. 91761).

Ease of Identification

Meristic characteristics of Belobranchus belobranchus

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
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb


Dorsal fin(s)

Attributes no striking attributes
Fins number 2
Finlets No. Dorsal   
Spines total 7 - 7
Soft-rays total 7 - 7
Adipose fin absent

Caudal fin

Attributes more or less truncate

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 7 - 7

Paired fins

Pectoral Attributes  more or less normal
Soft-rays   19 - 23
Pelvics Attributes  
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Torres, Armi G.
Modified by Torres, Armi G.
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