Morphology Data of Ecsenius dilemma
Identification keys
Main Ref. Springer, V.G., 1988
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

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

Description: Dorsal fin XII,12-13 (usually 13), with deep notched between spinous and segmented-ray portions; anal fin II,14-15 (usually 15); pectoral rays 12-14 (usually 13); pelvic I,3; caudal fin 13. Vertebrae 10 + 20-22 (usually 21). Incisors and canines look very similar, 39-44; posterior canines one on each side; posterior canines usually one on each side. Lateral line without pores, terminates below dorsal-fin spines between 9-11. Anterior nostril with cirrus on posterior rim only. Head pinstripes whitish or yellow, three, parallel, short; head pinkish to brownish and paler below the pinstripes; without markings on ventral surface and opercle margin. Body overall grey, darker dorsally, either with black narrow stripes and faint gray bands; or with two orange to brownish broad stripes interrupted by 8-9 broadly interspaced intensely dark bands below the dorsal fin spinous and segmented-rays portion (Ref. 5296, 90102). Body depth 4.5-5.5 in SL, at origin of anal-fin (Ref. 90102).

Ease of Identification

Meristic characteristics of Ecsenius dilemma

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
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
preanal 10 - 10
total 31 - 32


Dorsal fin(s)

Fins number 1
Finlets No. Dorsal   
Spines total 12 - 12
Soft-rays total 12 - 13
Adipose fin

Caudal fin


Anal fin(s)

Fins number 1
Spines total 2 - 2
Soft-rays total 14 - 15

Paired fins

Pectoral Attributes  
Soft-rays   12 - 14
Pelvics Attributes  
Spines     1
Soft-rays   3 - 3
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Olisa, Kristine Elaine Paz
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