Morphology Data of Myoxocephalus polyacanthocephalus
Identification keys
Abnormalities
Main Ref. Hart, J.L., 1973
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 fusiform / normal
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Caudal fin slightly rounded (Ref. 6885). Color deep olive on dorsal surface with 4 dark saddles across back; ventral surface pale; brown bars running downward on relaxed unpaired and paired pectoral fins (Ref. 6885).

Ease of Identification

Meristic characteristics of Myoxocephalus polyacanthocephalus

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
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes extending over most of the back length
Fins number 2
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 9 - 10
Soft-rays total 13 - 16
Adipose fin absent

Caudal fin

Attributes other (see remark); more or less normal

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 11 - 13

Paired fins

Pectoral Attributes  very large , lobe-like
Spines     0
Soft-rays   15
Pelvics Attributes  more or less normal
Position    thoracic
Spines     1
Soft-rays   3 - 3
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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