Morphology Data of Schistura macrocephalus
Identification keys
Abnormalities
Main Ref. Kottelat, M., 2000
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 elongated
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth sub-terminal/inferior
Type of scales
Diagnosis

Head with massive appearance, lateral length 3.4-3.8 times in SL; anterior nostril pierced on front side of a flap; processus dentiformis present; no median notch in upper lip, lower lip interrupted medially; dorsal keel on caudal peduncle; lateral line complete; anus about 1-2 eye diameters in front of anal-fin origin; 8.5 branched dorsal-fin rays; 5.5 branched anal-fin rays; caudal fin emarginate, with 9+8 branched rays; axillary pelvic lobe reduced or missing; top of head with a few large spots; body with 6-9 brown bars, wider than or as wide as interspaces, wider anteriorly than posteriorly; along lateral line, a series of faint blackish blotches more or less corresponding and superimposed to bars; black bar of caudal-fin base either almost complete or, often, dissociated into two blotches, a slightly oblique one along base of upper rays and a vertical and somewhat longer one on lower two-thirds of fin base (Ref. 36949).

Ease of Identification

Meristic characteristics of Schistura macrocephalus

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
Adipose fin absent

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total
Soft-rays total

Paired fins

Pectoral Attributes  more or less normal
Spines     
Soft-rays   10 - 13
Pelvics Attributes  more or less normal
Position    abdominal  beneath origin of D1
Spines     
Soft-rays   7 - 8
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Boden, Gert
Modified by Torres, Armi G.
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17