Morphology Data of Pseudogramma megamyctera
Identification keys
Abnormalities
Main Ref. Randall, J.E. and C.C. Baldwin, 1997
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors
Remarks

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral elongated
Cross section oval
Dorsal head profile more or less straight
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth superior
Type of scales ctenoid scales
Diagnosis

Fresh specimen gray-brown with pale yellowish blotches. The pale blotches on the body not interconnected. Opercle without dark brown or black spot. Brown-edged pale stripe extending posteriorly from lower part of the eye across the cheek to edge of the opercle. No dermal flap or small tentacle dorsally on eye. Long tubular anterior nostril at front of snout; when laid back reaching posterior nostril; when bent forward reaching front of upper lip. One incomplete lateral line. Longitudinal scale series 52-53. Caudal peduncle depth 2.85-2.95 in head; length 5.05-5.3 in head.

Ease of Identification

Meristic characteristics of Pseudogramma megamyctera

Lateral Lines 1 Interrupted: No
Scales on lateral line 21 - 25
Pored lateral line scales
Scales in lateral series 52 - 53
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 11 - 13
on upper limb 5 - 5
total 16 - 18
Vertebrae
preanal 10 - 10
total 26 - 26

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 7 - 7
Soft-rays total 21 - 22
Adipose fin absent

Caudal fin

Attributes more or less truncate; more or less normal

Anal fin(s)

Fins number 1
Spines total 3 - 3
Soft-rays total 17 - 19

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   15 - 15
Pelvics Attributes  more or less normal
Position    thoracic  before origin of D1
Spines     1
Soft-rays   5 - 5
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