Morphology Data of Nangra bucculenta
Identification keys
Abnormalities
Main Ref. Roberts, T.R. and C.J. Ferraris Jr., 1998
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 elongated
Cross section compressed
Dorsal head profile clearly convex
Type of eyes
Type of mouth/snout
Position of mouth sub-terminal/inferior
Type of scales
Diagnosis

Possible a very small species. Snout moderately projecting; cheeks relatively expanded; head terete. Anterior naris very near snout tip (distance between naris and snout tip less than eye diameter). Nasal barbel extending to eye; maxillary barbel reaching only to end of pectoral fin; maxillary-barbel membrane broadly attached to head only on cheek; maxillary bone reaching posteriorly to midway between eye and end of head. Vent opening directly to exterior; vent and genital papilla located between anterior third of pelvic fins. Dorsal and pectoral fins without filamentous extensions Anal fin with 4-5 simple rays, 7-8 branched rays, total 11-13 (Ref. 40780).

Ease of Identification

Meristic characteristics of Nangra bucculenta

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 4 - 5
on upper limb 2 - 2
total 6 - 7
Vertebrae
preanal 18 - 19
total 34 - 34

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total 1 - 1
Soft-rays total 6 - 6
Adipose fin present

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  more or less normal
Spines     1
Soft-rays   7 - 8
Pelvics Attributes  more or less normal
Position    abdominal  behind origin of D1
Spines     1
Soft-rays   5 - 5
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