Morphology Data of Stigmatopora nigra
Identification keys
Main Ref. Gomon, M.F. and F.J. Neira, 1998
Appearance refers to
Bones in OsteoBase

Sex attributes

Specialized organs other
Different appearance always different morphology between mature adults
Different colors
Remarks Males with brood pouch; females with ovipositor (Ref. 205).

Descriptive characteristics of juvenile and adult

Striking features
Body shape lateral eel-like
Cross section
Dorsal head profile
Type of eyes
Type of mouth/snout tube-like
Position of mouth terminal
Diagnosis

Body slender and snout elongate, continuous superior and inferior trunk and tail ridges, a dorsal fin which originates on trunk rings 5-9, and an extremely slender tail without a caudal fin. The trunk is broad in females and the brood pouch in males is on the underside of the tail immediately behind the anal fin. No caudal fin. Body rings: 16-19 + 67-79.

Ease of Identification

Meristic characteristics of Stigmatopora nigra

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
on upper limb
total
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes
Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 0 - 0
Soft-rays total 35 - 47
Adipose fin

Caudal fin

Attributes other (see remark)

Anal fin(s)

Fins number 1
Spines total 0 - 0
Soft-rays total 4 - 4

Paired fins

Pectoral Attributes  
Spines     0
Soft-rays   11 - 16
Pelvics Attributes  suppressed/absent
Position    absent
Spines     0
Soft-rays   0 - 0
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Luna, Susan M.
Modified by Froese, Rainer
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cfm script by eagbayani, 17.10.00, php script by rolavides, 13/03/08 ,  last modified by sortiz, 06.27.17