Morphology Data of Helcogramma maldivensis
Identification keys
Abnormalities
Main Ref. Holleman, W., 2007
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks Males overall reddish with bluish dots and streaks on head, forming stripes anteriorly on body, ventrally light grey, fins pigmented; females paler, without spots and stripes, ventrally white, fins trasluscent (Ref. 75031).

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

Diagnosis: Dorsal fin III + XIII+ 10, 2nd fin twice height of 1st; anal fin I + 16-18; pectoral rays 15 (3+6+6); pelvic fin I, 2, spine short and hidden, segmented rays simple, partially united by membrane. Vertebrae 10 + 25-26. LL total lateral scales 36-38; tubed 13-21 (16-17) scales, ends below 3rd dorsal fin; nape, belly, 1st dorsal fin and anterior anal-fin base scaleless, caudal-fin base with 2 rows of scales. Mandibular pores 3+2-1+3. Labial folds and orbital cirrus absent. Head length 3.4 in SL; eye 2.4, maxilla 2.3 in HL. Males overall reddish with bluish dots and streaks on head, forming stripes anteriorly on body, ventrally light grey, fins pigmented; females paler, without spots and stripes, ventrally white, fins transluscent (Ref. 75031).

Ease of Identification

Meristic characteristics of Helcogramma maldivensis

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
Barbels
Gill clefts (sharks/rays only)
Gill rakers
on lower limb
on upper limb
total
Vertebrae
preanal 10 - 10
total 35 - 36

Fins

Dorsal fin(s)

Attributes
Fins number 3
Finlets No. Dorsal   
Ventral  
Spines total 15 - 17
Soft-rays total 9 - 11
Adipose fin absent

Caudal fin

Attributes more or less truncate

Anal fin(s)

Fins number 1
Spines total 1 - 1
Soft-rays total 17 - 21

Paired fins

Pectoral Attributes  
Spines     
Soft-rays   15 - 15
Pelvics Attributes  
Position    thoracic
Spines     1
Soft-rays   2 - 2
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Casal, Christine Marie V.
Modified by Olisa, Kristine Elaine Paz
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