Main Ref. | Randall, J.E., 1998 |
Utseende refererar till | |
Bones in OsteoBase |
specialiserade organ | |
annat utseende | |
andra färger | |
Anmärkningar |
Särskilt slående egenskaper | none |
Lateral kroppsform | fusiform / normal |
Tvärsnitt | oval |
Dorsal profil av huvudet | clearly convex |
Ögontyp | more or less normal |
Typ av mun/snyte | more or less normal |
Munnens placering | terminal |
Type of scales | ctenoid scales |
Diagnos |
Body with about equal stripes of brownish red and silvery white; spinous dorsal mostly white, membrane tips yellow, basal part of fin red except base of first two membranes which are whitish (Ref. 4201). Five oblique scale rows on cheek; body depth 2.4-2.65 in SL; head length (HL) 2.55-2.9 in SL; short and blunt snout, its length 4.15-4.6 in HL; interorbital width 4.5-5.2 in HL; mouth terminal, maxilla usually extending posterior to center of eye, upper jaw length 2.2-2.45 in HL; premaxillary groove nearly or just reaching a vertical at front edge of orbit; anterior end of nasal bone with a blunt spine; surface or medial edge of nasal bone spineless; nasal fossa without spinules; upper edge of 1st suborbital bones with a row of recumbent spinules, the 1st (slightly posterior to a vertical at front edge of orbit) is the largest and most lateral; preopercular spine usually slightly more than 1/2 orbit diameter, 4.0-5.7 in HL; 3rd-5th dorsal spines longest, 1.75-2.15 in HL; 3rd anal spine 1.3-1.55 in HL (Ref. 27370). |
Ease of Identification |
Sidolinjer | avbruten: No |
Fjäll längs sidolinje | 35 - 39 |
Porbärande fjäll längs sidolinje | |
Fjäll i lateralserie | |
Antal rader fjäll ovan sidolinje | 2.5 - 2.5 |
Antal rader fjäll under sidolinje | |
Fjäll runt stjärtfensspole | |
Skäggtömmar | |
Gälspringor (endast hos hajar/rockor) | |
Gälräfständer | |
på undre del av gälbåge | 10 - 12 |
på övre del av gälbåge | 6 - 8 |
totalt | 16 - 20 |
Ryggkotor | |
preanal | |
totalt |
Egenskaper | |
Antal fenor | 1notched No |
Antal småfenor | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Totalt antal hårda fenstrålar | 11 - 11 |
Totalt antal mjuka fenstrålar | 12 - 14 |
Fettfena | absent |
Egenskaper | forked; more or less normal |
Antal fenor | 1 |
Totalt antal hårda fenstrålar | 4 - 4 |
Totalt antal mjuka fenstrålar | 8 - 10 |
Bröstfena | Egenskaper more or less normal |
Fenstrålar hårda 0 | |
Fenstrålar mjuka 13 - 15 | |
Bukfenor | Egenskaper more or less normal |
Position thoracic behind origin of D1 | |
Fenstrålar hårda 1 | |
Fenstrålar mjuka 7 - 7 |