Morphology Data of Symphorichthys spilurus
Identification keys
Abnormalities
Main Ref. Allen, G.R., 1985
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs no special organs
Different appearance males alike females
Different colors males alike females
Remarks

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral fusiform / normal
Cross section oval
Dorsal head profile clearly convex
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth terminal
Type of scales ctenoid scales
Diagnosis

Description: Preorbital bone broader than eye. Preopercular notch and knob absent. Mouth reaching below front of eye. Anterior soft rays of dorsal and anal fins produced into long filaments. Pectoral fin long, reaching level of anus. Scale rows on back parallel to lateral line. Juveniles light brown above and white below with broad black stripe along middle of sides (Ref. 55). Body depth 2.2-2.5 in SL (Ref. 90102).

Ease of Identification

Meristic characteristics of Symphorichthys spilurus

Lateral Lines 1 Interrupted: No
Scales on lateral line 53 - 59
Pored lateral line scales 53 - 59
Scales in lateral series
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Barbels 0
Gill clefts (sharks/rays only) absent
Gill rakers
on lower limb 14 - 15
on upper limb 4 - 6
total 18 - 21
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 10 - 10
Soft-rays total 14 - 18
Adipose fin absent

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 8 - 11

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   16 - 16
Pelvics Attributes  more or less normal
Position    thoracic  before origin of D1
Spines     
Soft-rays   
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