Morphology Summary - Neopomacentrus australicus
Morphology Data of Neopomacentrus australicus
Identification keys
Abnormalities
Main Ref. Allen, G.R. and M.V. Erdmann, 2024
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  (shape guide) fusiform / normal
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished from its congeners by the following set of characters: dorsal rays XIII,10-11 (usually 11); anal rays II,11-12 (usually 11); pectoral rays usually 16-18 (rarely 16); tubed lateral-line scales 15-18 (usually16-17); total gill rakers on first arch 19-23 (usually 21-22); body depth 2.2-2.5 in SL; ventral margin of suborbital exposed (i.e. not hidden by scales); dorsal, anal and caudal fin filaments well developed, dorsal filament to 47% SL and caudal concavity to 28% SL; colour in life grey brown, grading to bluish grey except yellow caudal fin and posterior most parts of dorsal and anal fins, also yellow hue adjacent to upper edge of eye; and small dark spot at upper pectoral-fin base, but not invading axil of fin (Ref. 138626).

Ease of Identification

Meristic characteristics of Neopomacentrus australicus

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
on upper limb
total 19 - 23
Vertebrae
preanal
total 26 - 26

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total 13 - 13
Soft-rays total 10 - 11
Adipose fin absent

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number 1
Spines total 2 - 2
Soft-rays total 11 - 12

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   15 - 18
Pelvics Attributes  
Position    
Spines     1
Soft-rays   5 - 5
(e.g. 9948)
(e.g. oophagy)
Back to Search
Comments & Corrections
cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17