Morphology Data of Chascanopsetta lugubris
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 terminal
Type of scales
Diagnosis

Body flexible. Mouth extremely large, maxillary not projecting beyond tip of snout. No canine tooth. Tip of lower jaw slightly beyond the upper; upper jaw shorter than head length.

Ease of Identification

Meristic characteristics of Chascanopsetta lugubris

Lateral Lines Interrupted: No
Scales on lateral line 152 - 205
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 0 - 5
on upper limb 0 - 0
total 0 - 5
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 111 - 127
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 76 - 88

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   13 - 16
Pelvics Attributes  more or less normal
Position    jugular  behind origin of D1
Spines     0
Soft-rays   6 - 6
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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