Morphology Data of Glossogobius mahalonensis
Identification keys
Main Ref. Hoese, D.F., R.K. Hadiaty and F. Herder, 2015
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 elongated
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth

Glossogobius mahalonensis is distinsguished by the the following characters: absence of all head pores; mental fraenum indistinct and covered by sensory papillae; cheek naked; operculum with few embedded small scales dorsally; predorsal scaled to near eye; pectoral base scaled; prepelvic area partly scaled, naked anteriorly; second dorsal fin-rays usually I,9; anal-fin rays usually I,8; pectoral rays 14–16; predorsal scales 17–24; pelvic fin oval, length about twice width, rays not thickened; gill opening broad, reaching to a point below end of pupil to posterior end of eye; midsides with horizontally elongate small brown spots (smaller than pupil length) forming a broken horizontal line, often indistinct, not visible in dark specimens; first dorsal fin blue in life; cheek papilla lines with multiple rows of papillae, forming distinct lines (Ref. 99936).

Ease of Identification

Meristic characteristics of Glossogobius mahalonensis

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series 22 - 31
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
total 27 - 27


Dorsal fin(s)

Fins number 2
Finlets No. Dorsal   
Spines total 7 - 7
Soft-rays total 8 - 9
Adipose fin absent

Caudal fin

Attributes more or less truncate

Anal fin(s)

Fins number
Spines total 1 - 1
Soft-rays total 7 - 8

Paired fins

Pectoral Attributes  more or less normal
Soft-rays   14 - 16
Pelvics Attributes  
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Torres, Armi G.
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