Main Ref. | Hulley, P.A., 1986 |
Appearance refers to | |
Bones in OsteoBase |
Specialized organs | |
Different appearance | |
Different colors | |
Remarks |
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 |
Anal organs 13-15; males with 6 luminous scales in the supracaudal gland, and females with 1-4 smaller scales in the infracaudal gland; ctenoid scales on the anal fin base with 1-2 posteriorly-directed spines, and posterolateral organ is well in advance of origin of adipose fin base, which separate M. spinosus from other species of the genus (Ref. 39633). |
Ease of Identification |
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 | 13 - 15 |
on upper limb | 5 - 6 |
total | 18 - 23 |
Vertebrae | |
preanal | |
total |
Attributes | |
Fins number | 1 |
Finlets No. | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Spines total | 0 - 0 |
Soft-rays total | 12 - 14 |
Adipose fin | present |
Attributes | forked; more or less normal |
Fins number | 1 |
Spines total | 0 - 0 |
Soft-rays total | 18 - 19 |
Pectoral | Attributes |
Spines 0 | |
Soft-rays 14 - 15 | |
Pelvics | Attributes |
Position | |
Spines | |
Soft-rays |