Morphology Data of Coelorinchus aconcagua
Identification keys
Abnormalities
Main Ref. Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features striking shape of body
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 sub-terminal/inferior
Type of scales ctenoid scales
Diagnosis

Head large; eyes large; snout short and bluntly pointed. Body elongated, tapering abruptly from the first dorsal-fin base. Light organ rather short, extending in front of the anus within the body wall as a flattened, elongate diverticulum falling well short of the pelvic fin bases. Scales rather large and deciduous. Color is brownish to swarthy; the trunk bluish to violet; the fins dusky to blackish. A prominent blackish area behind the pectoral fin bases. The mouth and gill cavities pale.

Ease of Identification

Meristic characteristics of Coelorinchus aconcagua

Lateral Lines 1 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 1
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes extending over most of the back length
Fins number 2
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total
Adipose fin absent

Caudal fin

Attributes

Anal fin(s)

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

Paired fins

Pectoral Attributes  more or less normal
Spines     
Soft-rays   
Pelvics Attributes  more or less normal
Position    thoracic  before origin of D1
Spines     
Soft-rays   
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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