Morphology Summary - Oreonectes yuedongensis
Morphology Data of Oreonectes yuedongensis
Identification keys
Abnormalities
Main Ref. Lan, C.-T., T. Luo, X.-R. Zhao, J. Yu, N. Xiao and J. Zhou, 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) 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 by the following set of characters: presence of body pigmentation; lateral line incomplete, with 6-8 pores; dorsal-fin rays, iii-6; pectoral-fin rays, i-8-9; pelvic-fin rays, i-6; 13 branched caudal-fin rays; caudal fin rounded, without irregular black markings; absence of black longitudinal stripe from posterior upper pectoral fin to the base of caudal fin; tip of pelvic fin reaching the anus; anterior nostril tube short, with an elongated long barbel-like tip; tip of maxillary barbel not reaching the posterior margin of the gill cover; and posterior chamber of the air bladder well developed (Ref. 137455).

Ease of Identification

Meristic characteristics of Oreonectes yuedongensis

Lateral Lines Interrupted: No
Scales on lateral line 6 - 8
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 6 - 6
Adipose fin absent

Caudal fin  (shape guide)

Attributes

Anal fin(s)

Fins number 1
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   8 - 9
Pelvics Attributes  
Position    
Spines     
Soft-rays   6 - 6
(e.g. 9948)
(e.g. oophagy)
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