Morphology Data of Hyporthodus chabaudi
Identification keys
Abnormalities
Main Ref. Heemstra, P.C. and J.E. Randall, 1993
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 fusiform / normal
Cross section compressed
Dorsal head profile clearly convex
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

Distinguished by the following characteristics: variable coloration depending on size and depth of capture: head and body greyish brown for specimens up to 35 cm SL, shading to pale purplish grey ventrally, with three broad dark bars between the dorsal fin and lateral line; broad dark blotch dorsally on the caudal peduncle, reaching about halfway to the lateral line; specimens from deep water 88-115 cm SL with rosy slate or chocolate brown; throat and hidden membranes of head pinkish grey; without bars, spots or blotches; body depth 2.5-2.8 times in SL; head length 2.3-2.6 times in SL; convex interorbital area; angular preopercle; convex upper edge of operculum; posterior nostril diameter 2-4 times larger than anterior nostril; scaly maxilla, reaching to or slightly past vertical at rear edge of eye; 2 rows of teeth in midlateral part of lower jaw in 20-56 cm SL fish and 3-4 rows in 70-90 cm SL fish; caudal fin truncate; ctenoid lateral body scales, auxiliary scales sparse or absent on body scales (Ref. 089707).

Ease of Identification

Meristic characteristics of Hyporthodus chabaudi

Lateral Lines 1 Interrupted: No
Scales on lateral line 61 - 69
Pored lateral line scales
Scales in lateral series 100 - 114
Scale rows above lateral line
Scale rows below lateral line
Scales around caudal peduncle
Barbels 0
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 15 - 17
on upper limb 8 - 9
total 22 - 25
Vertebrae
preanal
total

Fins

Dorsal fin(s)

Attributes no striking attributes
Fins number 1notched No
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 11 - 11
Soft-rays total 13 - 14
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 8 - 9

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   17 - 18
Pelvics Attributes  more or less normal
Position    thoracic  beneath origin of D1
Spines     
Soft-rays   
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
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