Morphology Data of Arnoglossus polyspilus
Identification keys
Abnormalities
Main Ref. Masuda, H., K. Amaoka, C. Araga, T. Uyeno and T. Yoshino, 1984
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 sub-terminal/inferior
Type of scales
Diagnosis

Mouth rather small, contained2. to 2.6 times in head length, maxillary extending to below the anterior margin or anterior 1/3 of lower eye. Gill rakers present on upper limb. Caudal fin with 2 simple rays on upper and lower margins. In the male, several anterior dorsal rays somewhat elongated.

Ease of Identification

Meristic characteristics of Arnoglossus polyspilus

Lateral Lines Interrupted: No
Scales on lateral line 70 - 81
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Barbels 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 8 - 9
on upper limb 1 - 2
total 9 - 11
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes extending over most of the back length
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total 100 - 114
Adipose fin absent

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 78 - 91

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   11 - 13
Pelvics Attributes  more or less normal
Position    jugular  behind origin of D1
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Reyes, Rodolfo B.
Modified by Froese, Rainer
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17