Morphology Data of Bathycallionymus kaianus
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 striking fins
Body shape lateral elongated
Cross section circular
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

First dorsal fin elongate and filamentous. Tip of the anterior branch of last dorsal ray branched. Third membrane of the 1st dorsal fin with lunate blotch. Anal fin pale in male, faintly dusky at lower margin in the female.

Ease of Identification

Meristic characteristics of Bathycallionymus kaianus

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 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes first fin ray very elongated
Fins number 2
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 4 - 4
Soft-rays total 9 - 10
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 9 - 9

Paired fins

Pectoral Attributes  very large , lobe-like
Spines     0
Soft-rays   19 - 21
Pelvics Attributes  more or less normal
Position    jugular  beneath origin of D1
Spines     1
Soft-rays   5 - 5
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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