Morphology Data of Ostorhinchus cookii
Identification keys
Abnormalities
Main Ref. Randall, J.E., G.R. Allen and R.C. Steene, 1990
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral short and / or deep
Cross section compressed
Dorsal head profile clearly convex
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth terminal
Type of scales
Diagnosis

Distinguished by having the following characteristics: Dorsal-fin rays VII-I, 9; anal-fin rays II, 8; pectoral-fin rays 14; pelvic-fin rays I,5; pored lateral line scales 24; predorsal scales 3-4; circumpeduncular scales 12; total gill rakers 18-20, developed rakers 12-13 (Ref. 93839). Whitish with 5-6 stripes (dark brown to yellowish), the stripe originating at the upper rear corner of eye incomplete; midlateral stripe ending in a distinct black spot at caudal fin base (Ref. 2334). Further characterized by presence of dark spot at middle of caudal fin base merged with midlateral stripe; greatest depth of body 2.5-2.8 in SL (Ref. 90102).

Ease of Identification

Meristic characteristics of Ostorhinchus cookii

Lateral Lines 1 Interrupted: No
Scales on lateral line 28
Pored lateral line scales 24 - 24
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle 12 - 12
Barbels 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 12 - 14
on upper limb 4 - 5
total 16 - 19
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number 2
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 7 - 7
Soft-rays total 9 - 9
Adipose fin absent

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total 2 - 2
Soft-rays total 8 - 8

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   15
Pelvics Attributes  more or less normal
Position    thoracic  beneath origin of D1
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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