Morphology Data of Pervagor aspricaudus
Identification keys
Abnormalities
Main Ref. Hutchins, J.B., 1986
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 short and / or deep
Cross section compressed
Dorsal head profile clearly concave
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 spine strong. Posterior margin of ventral flap narrowly attached to large pelvic fin rudiment. Scale spinulation in midbody not closely packed. Body and head color variable; orange to brown iris; caudal fin yellow or orange; soft dorsal and anal fins clear to yellowish; spinous dorsal dark brown to brownish orange; pectorals clear. Numerous spots in head and body appear as dashes or lines Male scale ridge rugosities usually develop at about 60 mm SL.

Ease of Identification

Meristic characteristics of Pervagor aspricaudus

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 other
Fins number 2
Finlets No. Dorsal   
Ventral  
Spines total 1 - 2
Soft-rays total 31 - 35
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 28 - 32

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   12 - 14
Pelvics Attributes  other (see diagnosis)
Position    abdominal  behind origin of D1
Spines     1
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Comments & Corrections
Back to Search
cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17