Morphology Data of Hemiramphus lutkei
Identification keys
Abnormalities
Main Ref. Collette, B.B., 1999
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
Dorsal head profile
Type of eyes
Type of mouth/snout
Position of mouth
Type of scales
Diagnosis

Greatly prolonged, beak-like lower jaw; upper jaw short, triangular and without scales; preorbital ridge absent; total number of gill rakers on first gill arch 33-46; pectoral fins long, reaching beyond anterior margin of nasal pit when folded forward; no spots or vertical bars on sides.

Ease of Identification

Meristic characteristics of Hemiramphus lutkei

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 24 - 32
on upper limb 9 - 14
total 33 - 46
Vertebrae
preanal 36 - 41
total 52 - 57

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   
Ventral  
Spines total 0 - 0
Soft-rays total 12 - 15
Adipose fin

Caudal fin

Attributes

Anal fin(s)

Fins number
Spines total 0 - 0
Soft-rays total 10 - 13

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   10 - 12
Pelvics Attributes  
Position    
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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