Morphology Summary - Oreonectes guidongensis
Morphology Data of Oreonectes guidongensis
Identification keys
Abnormalities
Main Ref. Liao, M.,, J. Yu, T. Luo, C.-T. Lan, J.-J. Zhou, N. Xiao and J. Zhou, 2025
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) elongated
Cross section oval
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: well-developed posterior chamber of air bladder; 6 branched pelvic-fin rays; 7 branched dorsal-fin rays; 10 inner gill rakers on the first gill arch; tip of pelvic fin not reaching the anus; distance between the posterior base of the pectoral fin and the anterior base of the pelvic fin is 18.8-27.9% of standard length; and 5 supratemporal pores (Ref. 138061)

Ease of Identification

Meristic characteristics of Oreonectes guidongensis

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
total

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total 7 - 7
Adipose fin absent

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number 1
Spines total
Soft-rays total 5 - 5

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   10 - 10
Pelvics Attributes  
Position    
Spines     
Soft-rays   6 - 6
(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