Morphology Data of Sargocentron xantherythrum
Identification keys
Main Ref. Randall, J.E., 1998
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 fusiform / normal
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 sub-terminal/inferior
Type of scales ctenoid scales

Body with alternating about stripes of red and silvery white; head red; operculum with silvery reflections, a white streak from above edge of upper jaw to the corner of pre, and a narrow white band on posterior edge of preopercle. Five oblique scale rows on cheek; body depth 2.7-3.1 in SL; head length (HL) 2.55-2.75 in SL; snout length 3.85-4.15 in HL; interorbital width 4.8-5.15 in HL; maxilla extending from below front of the pupil nearly to center of the eye, upper jaw length 2.55-2.8 in HL; premaxillary groove at least to a vertical at front edge of the orbit; rounded anterior end of nasal; medial margin of nasal bone spineless; small nasal fossa without spinules on margin; slight ridge along the upper edge of suborbital bones smooth anteriorly, slightly serrate below posterior part of eye; preopercular spine, 5.4-7.1 in HL; 2 opercular spines (1 specimen with a large opercular spine), the lower 1/2 to 2/3 length of the upper spine; 4th dorsal spine usually longest, 2.2-2.55 in HL; 3rd anal spine 1.5-2.05 in HL (Ref. 27370).

Ease of Identification

Meristic characteristics of Sargocentron xantherythrum

Lateral Lines Interrupted: No
Scales on lateral line 44 - 48
Pored lateral line scales
Scales in lateral series
Scale rows above lateral line 2.5 - 2.5
Scale rows below lateral line
Scales around caudal peduncle
Gill clefts (sharks/rays only)
Gill rakers
on lower limb 12 - 15
on upper limb 5 - 7
total 17 - 22


Dorsal fin(s)

Fins number 1
Finlets No. Dorsal   0 - 0
Ventral  0 - 0
Spines total 11 - 11
Soft-rays total 13 - 14
Adipose fin absent

Caudal fin

Attributes forked; more or less normal

Anal fin(s)

Fins number 1
Spines total 4 - 4
Soft-rays total 9 - 9

Paired fins

Pectoral Attributes  more or less normal
Spines     0
Soft-rays   14 - 16
Pelvics Attributes  more or less normal
Position    thoracic  behind origin of D1
Spines     1
Soft-rays   7 - 7
Main Ref. (e.g. 9948)
Glossary ( e.g. cephalopods )
Entered by Capuli, Estelita Emily
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