Morphology Data of Synodontis macropunctatus
Identification keys
Main Ref. Wright, J.J. and L.M. Page, 2008
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 sub-terminal/inferior

Length of the maxillary barbel 37.2-48.5% of standard length and 138.2-176.3% of head length; length of lateral mandibular barbel 87.2-107.9% of head length; length of medial mandibular barbel 38.5-54.5% of head length (Ref. 75786). Number of mandibular teeth 27-35 (Ref. 75786). Humeral process triangular, granulous; possessing poorly developed ridge on ventral margin; dorsal margin concave to slightly convex in largest specimens, with 0-2 small, pointed projections; terminating in sharp point (Ref. 75786).

Colour: In preservation, dorsum pale to dark brown, covered with large dark spots; ventral areas light with dark spots; maxillary and mandibular barbels light brown; Dorsal en pectoral-fin spines brownish, filaments dark; all fins light brown with large dark spots (Ref. 75786).

Ease of Identification

Meristic characteristics of Synodontis macropunctatus

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 first rays forming locking device
Fins number 2
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 2 - 2
Soft-rays total 7 - 7
Adipose fin present

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total 4 - 5
Soft-rays total 8 - 9

Paired fins

Pectoral Attributes  1st ray hardened with locking structure
Spines     1
Soft-rays   9 - 10
Pelvics Attributes  more or less normal
Position    abdominal  behind origin of D1
Spines     1
Soft-rays   6 - 6
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Boden, Gert
Modified by Boden, Gert
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