Morphology Data of Ecsenius aroni
Identification keys
Abnormalities
Main Ref. Springer, V.G., 1988
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 oval
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Dorsal fin XII or XIII (rarely XII),16-18 (rarely 18), deeply notched between spinous and segmented ray sides. Anal fin II,19 or 20. Pectoral fin 13-15 (typically 14). Segmented caudal-fin rays 13. Vertebrae 10 or 11 (rarely 10) + 23-26 (typically 24 or 25) = 34-37 (rarely 34). Dentary

incisor teeth which includes anterior canine teeth very similar in appearance with incisors 46-57; posterior dentary canines 0 or 1 (rarely 0) on each side. Lateral line without pairs

of pores, terminating posteriorly at a point between verticals from dorsal-fin spines 8 and 10. With cirrus on posterior rim of anterior nostril; absent on anterior rim.

Ease of Identification

Meristic characteristics of Ecsenius aroni

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 34 - 37

Fins

Dorsal fin(s)

Attributes extending over most of the back length
Fins number 1notched No
Finlets No. Dorsal   
Ventral  
Spines total 12 - 13
Soft-rays total 16 - 18
Adipose fin

Caudal fin

Attributes more or less truncate; with dorsal and ventral filament

Anal fin(s)

Fins number 1
Spines total 2 - 2
Soft-rays total 19 - 20

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   13 - 15
Pelvics Attributes  more or less normal
Position    jugular
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Hilomen, Teresa
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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