Morphology Data of Brosmophycis marginata
Identification keys
Main Ref. Ambrose, D.A., 1996
Appearance refers to Male; Female
Bones in OsteoBase

Sex attributes

Specialized organs other
Different appearance
Different colors
Remarks Males have an intromitent organ (Ref. 36488).

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

Dorsal fin base covered with loose skin; caudal small and rounded; anal fin base covered with skin; pectorals rounded, almost pedunculate; two pelvic fin rays, outer ray of pelvic fins long, slender and filamentous, twice the length of inner ray (Ref. 6885). Bright red to brown on dorsal surface, nearly white on ventral surface of the body; pale red on ventral surface of head; margins of dorsal and anal fins red; bright red on caudal and pectoral fins; lips pink; mucus secretion reddish (Ref. 6885). Branchiostegal rays: 7 (Ref. 36488).

Ease of Identification

Meristic characteristics of Brosmophycis marginata

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
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 15 - 16
on upper limb 4 - 6
total 9 - 21
total 63 - 65


Dorsal fin(s)

Attributes no striking attributes
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total 98 - 110
Adipose fin absent

Caudal fin

Attributes other (see remark)

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 72 - 81

Paired fins

Pectoral Attributes  very large , lobe-like
Spines     0
Soft-rays   20 - 26
Pelvics Attributes  other (see diagnosis)
Position    thoracic  before origin of D1
Spines     0
Soft-rays   2 - 2
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Garilao, Cristina V.
Modified by Froese, Rainer
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