Morphology Data of Helcogramma ememes
Identification keys
Main Ref. Holleman, W., 2007
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
Type of scales

Diagnosis: Dorsal fin III + XIII+ 10, second fin twice height of first; anal fin I + 18-19; pectoral rays 15 (East Africa: 1+7+7, Seychelles: 2+7+6 or 1+8+6); pelvic fin I, 2, spine short and hidden, segmented rays simple, partially united by membrane. Vertebrae 10 + 24-27. LL total lateral scales 36-38; tubed 19-23 (21) scales; transverse 9/7; nape, and dorsal and anal-fin base scaleless, caudal fin base with 2 rows of scales. Mandibular pores 4-7+3+4-7. Orbital cirrus small, pointed. Head length 3.9 (Seychelles) or 3.0 (East Africa) in SL; eye 3.0; maxilla 2.4 in HL. Significant morphological character variation between Seychelles and East Africa specimens, in addition to mentioned above they also differ in mean head length. Live males brown with three narrow white saddle marks on body and with lower half of head black (Ref. 75031).

Ease of Identification

Meristic characteristics of Helcogramma ememes

Lateral Lines Interrupted: No
Scales on lateral line 36 - 38
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 34 - 37


Dorsal fin(s)

Fins number 3
Finlets No. Dorsal   
Spines total 16 - 17
Soft-rays total 10 - 11
Adipose fin absent

Caudal fin

Attributes more or less truncate

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 18 - 20

Paired fins

Pectoral Attributes  
Soft-rays   15 - 15
Pelvics Attributes  
Position    thoracic
Spines     1
Soft-rays   2 - 2
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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