Morphology Summary - Opistognathus cryos
Morphology Data of Opistognathus cryos
Identification keys
Abnormalities
Main Ref. Su, Y. and H,-S. Ho, 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  (shape guide)
Cross section compressed
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: rigid upper jaw, without a distinct flexible lamina posteriorly; D XI,11; A II,10; gill rakers 10-11 + 1 + 19-22 = 31-33; scale rows in lateral series 55; vertebral formula 10 + 16 = 26; dorsal-fin interdigitation pattern S/S/1/1+1/1/; lateral-line ends at base of fourth segmented dorsal-fin ray (15th in total rays); head, nape, dorsal-fin base above lateral line, throat, chest, and pectoral-fin base scaleless; upper two preopercular and fifth mandibular pores bipored; vomer edentate; head mottled with small, dark blotches; dorsal fin with eight blotches along its base; distal portion of membrane between dorsal-fin spines white; body with five horizontal, dark stripes; nape with two dark blotches in front of dorsal-fin origin; and caudal fin with five narrow, dark bands (Ref. 133077).

Ease of Identification

Meristic characteristics of Opistognathus cryos

Lateral Lines Interrupted: No
Scales on lateral line
Pored lateral line scales
Scales in lateral series 55 - 55
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 31 - 33
Vertebrae
preanal
total 26 - 26

Fins

Dorsal fin(s)

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

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number
Spines total 2 - 2
Soft-rays total 10 - 10

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   19 - 19
Pelvics Attributes  
Position    
Spines     
Soft-rays   
(e.g. 9948)
(e.g. oophagy)
Back to Search
Comments & Corrections
cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17