Morphology Summary - Ophichthus acutidens
Morphology Data of Ophichthus acutidens
Identification keys
Abnormalities
Main Ref. Samucidine, K., S.V. Bogorodsky, Y. Hibino, P. Matiku, G. Matcher and R. Bills, 2026
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  (shape guide) eel-like
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

This species is distinguished from its congeners by the following set of characters: body depth 32.0 TL; dorsal-fin origin slightly posterior to pectoral-fin tip; head length 11.1 in TL; teeth conical, sharp, all recurved, maxillary teeth biserial, teeth of inner row larger than teeth of outer row; vomerine teeth uniserial, three anterior teeth stout, enlarged; pectoral fins lanceolate; body mainly uniform pale olivaceous, ventral part of trunk with white triangular area, posterior margin of dorsal and anal fins narrowly black; and total vertebrae 152, including 13 predorsal and 61 preanal vertebrae (Ref. 138908).

Ease of Identification

Meristic characteristics of Ophichthus acutidens

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 61 - 61
total 152 - 152

Fins

Dorsal fin(s)

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

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   
Pelvics Attributes  
Position    
Spines     
Soft-rays   
(e.g. 9948)
(e.g. oophagy)
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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