Morphology Data of Rhinolepadichthys geminus
Identification keys
Abnormalities
Main Ref. Fujiwara, K., H. Motomura, A.P. Summers and K.W. Conway, 2024
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
Cross section oval
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished by the following characters: body slender, its depth 12.7-16.1 (mean 14.4) % SL; adhesive disc is circular, its length 15.0-18.7 (16.8) and with 12.9-15.9 (14.4) % SL, ratio of length to width 1.03-1.25; anus posteriorly positioned, pre-anus length and disc to anus length 66.7-72.0 (68.9) and 25.7-31.6 (28.9) % SL, respectively; snout tip directed upward, usually horizontally level with lower margin of eye lens (lateral view); abdomen with a yellow stripe on either side of ventral midline; dorsal and lateral surfaces of body with yellow dots (sometimes indistinct and lateral dots absent), forming c. three to five longitudinal rows and a single broken line, respectively (Ref. 129525).

Ease of Identification

Meristic characteristics of Rhinolepadichthys geminus

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 6 - 7
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total 10 - 11
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total 9 - 10

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   26 - 27
Pelvics Attributes  
Position    
Spines     
Soft-rays   
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