Main Ref. | Motomura, H., Y. Iwatsuki, S. Kimura and T. Yoshino, 2002 |
Utseende refererar till | |
Bones in OsteoBase |
specialiserade organ | |
annat utseende | |
andra färger | |
Anmärkningar |
Särskilt slående egenskaper | none |
Lateral kroppsform | elongated |
Tvärsnitt | compressed |
Dorsal profil av huvudet | more or less straight |
Ögontyp | more or less normal |
Typ av mun/snyte | more or less normal |
Munnens placering | terminal |
Type of scales | |
Diagnos |
This species is distinguished with the following characters: second dorsal fin soft rays 14 (rarely 13 or 15) pectoral fin rays 16-18 (mode 17, rarely 15 or 19), pectoral filaments 4; pored lateral line scales 71-80 (mode 73); scale rows above lateral line 9-12, below 13-15 (14); vomer with deciduous tooth plates on both sides, except in juveniles (< ca. 7.0 cm SL); posterior part of maxilla deep, 3-4% of SL; short tooth plate extension onto lateral surface of lower jaw, 7-9% SL. Colour of upper sides of head and trunk with slight darkish silver tinge, becoming lighter in lower sides; anterior margins of first and second dorsal fins blackish, remaining parts translucent and slightly blackish, respectively; pectoral fin membranes vivid yellow in life, except in large specimens > ca 35 cm SL which is dusky yellow; pectoral filaments white; anterior margin of pelvic fin yellow and other parts white; base of caudal fin yellowish, other parts blackish (Ref. 41639, 57343). |
Ease of Identification |
Sidolinjer | avbruten: No |
Fjäll längs sidolinje | 59 - 91 |
Porbärande fjäll längs sidolinje | 71 - 80 |
Fjäll i lateralserie | |
Antal rader fjäll ovan sidolinje | 9 - 12 |
Antal rader fjäll under sidolinje | 13 - 15 |
Fjäll runt stjärtfensspole | |
Skäggtömmar | |
Gälspringor (endast hos hajar/rockor) | |
Gälräfständer | |
på undre del av gälbåge | 3 - 10 |
på övre del av gälbåge | 3 - 8 |
totalt | 6 - 18 |
Ryggkotor | |
preanal | 10 - 10 |
totalt | 25 - 25 |
Egenskaper | |
Antal fenor | 2 |
Antal småfenor | Dorsal |
Ventral | |
Totalt antal hårda fenstrålar | 9 - 9 |
Totalt antal mjuka fenstrålar | 13 - 15 |
Fettfena | absent |
Egenskaper | forked; more or less normal |
Antal fenor | 1 |
Totalt antal hårda fenstrålar | 3 - 3 |
Totalt antal mjuka fenstrålar | 14 - 16 |
Bröstfena | Egenskaper other (see remarks) |
Fenstrålar hårda 0 | |
Fenstrålar mjuka 4 - 4 | |
Bukfenor | Egenskaper more or less normal |
Position thoracic behind origin of D1 | |
Fenstrålar hårda 1 | |
Fenstrålar mjuka 5 - 5 |