Morphology Data of Albatrossia pectoralis
Identification keys
Main Ref. Cohen, D.M., T. Inada, T. Iwamoto and N. Scialabba, 1990
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs
Different appearance
Different colors

Descriptive characteristics of juvenile and adult

Striking features none
Body shape lateral elongated
Cross section oval
Dorsal head profile clearly convex
Type of eyes more or less normal
Type of mouth/snout more or less normal
Position of mouth terminal
Type of scales

Snout low, slightly protruding beyond the large mouth, without a spinous terminal scute. Scales small, slightly oblong, with moderate-sized median ridge, without spines or with few weak spinules, and 0 to 5 much lower, non-spinulated ridges laterally on exposed field. Swim bladder small, with 2 retia mirabilia. Gray-brown on head and body, each scale with a prominent dark posterior border, fins and lateral line darker; black in mouth, gill cavity, and on peritoneum (Ref. 6885). Branchiostegal rays: 6-6; pyloric caeca: 12-16;

Ease of Identification

Meristic characteristics of Albatrossia pectoralis

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 1
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 5 - 12
on upper limb 0 - 2
total 5 - 14


Dorsal fin(s)

Attributes extending over most of the back length
Fins number 2
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 2 - 2
Soft-rays total 7 - 9
Adipose fin absent

Caudal fin

Attributes pointed; confluent

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 131

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   16 - 21
Pelvics Attributes  more or less normal
Position    jugular  beneath origin of D1
Spines     0
Soft-rays   6 - 8
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Reyes, Rodolfo B.
Modified by Luna, Susan M.
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