Morphology Data of Oreoglanis delacouri
Identification keys
Abnormalities
Main Ref. Ng, H.H. and W.J. Rainboth, 2001
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks Genital papilla small, located immediately posterior to anus in a depression that ends posteriorly with a straight transverse wall; with females, papilla located immediately posterior to anus in a U-shaped depression.

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral elongated
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Lower lip lacking a median notch and having a posterior margin with laciniate projections. Lunate caudal fin with elongate, strap-like, lower principal ray in mature males. Straight gill slit. Nasal barbel reaching about 1/4 of the distance to the eye. Maxillary barbel with rounded tip. Sides of body below adipose fin without pale elliptical patch. Male genital papilla immediately behind anus in a narrow longitudinal groove (Ref. 44353). Plain body; caudal peduncle 7-10 times longer than deep (Ref. 43281).

Ease of Identification

Meristic characteristics of Oreoglanis delacouri

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 40 - 41

Fins

Dorsal fin(s)

Attributes
Fins number
Finlets No. Dorsal   
Ventral  
Spines total
Soft-rays total 6 - 6
Adipose fin present

Caudal fin

Attributes other (see remark)

Anal fin(s)

Fins number
Spines total
Soft-rays total 3 - 4

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   18 - 19
Pelvics Attributes  
Position    abdominal  behind origin of D1
Spines     
Soft-rays   5 - 5
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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