Main Ref. | Randall, J.E. and P.C. Heemstra, 1991 |
Utseende refererar till | hane; hona |
Bones in OsteoBase |
specialiserade organ | |
annat utseende | |
andra färger | |
Anmärkningar |
Särskilt slående egenskaper | none |
Lateral kroppsform | fusiform / normal |
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 | superior |
Type of scales | ctenoid scales |
Diagnos |
Live color whitish, with small dark brown spots on head, body, and fins except ventrally on head, thorax, and lower abdomen. Can assume a transient color phase of 3-4 rows of very large round dark spots on top of the small-spot pattern. 96-125 scales in longitudinal series. Pyloric caeca 26-52 (Ref. 04787); characterized further by having ctenoid body scales, except cycloid scales on nape, thorax, parts of ventral abdomen; body with auxiliary scales; greatest depth of body 2.8-3.3 in SL; truncate to slightly emarginate caudal fin; pelvic fins 1.7-2.4 in head length (Ref. 90102); interorbital slightly convex; preopercle angle rounded, 4-7 enlarged serrae at angle below a slight notch; upper edge of operculum straight; posterior nostril not noticeably larger than anterior nostril; maxilla reaches about to vertical at rear edge of eye; scaly maxilla, low step on posterior part of ventral edge; 2-4 rows of teeth in midlateral part of lower jaw, inner ones about twice the size of outer teeth (Ref. 089707). |
Ease of Identification |
Sidolinjer | 1 avbruten: No |
Fjäll längs sidolinje | 48 - 53 |
Porbärande fjäll längs sidolinje | |
Fjäll i lateralserie | 96 - 125 |
Antal rader fjäll ovan sidolinje | |
Antal rader fjäll under sidolinje | |
Fjäll runt stjärtfensspole | |
Skäggtömmar | 0 |
Gälspringor (endast hos hajar/rockor) | |
Gälräfständer | |
på undre del av gälbåge | 14 - 18 |
på övre del av gälbåge | 8 - 11 |
totalt | 22 - 29 |
Ryggkotor | |
preanal | |
totalt |
Egenskaper | no striking attributes |
Antal fenor | 1 |
Antal småfenor | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Totalt antal hårda fenstrålar | 11 - 11 |
Totalt antal mjuka fenstrålar | 16 - 18 |
Fettfena | absent |
Egenskaper | more or less truncate; more or less normal |
Antal fenor | 1 |
Totalt antal hårda fenstrålar | 3 - 3 |
Totalt antal mjuka fenstrålar | 8 - 8 |
Bröstfena | Egenskaper more or less normal |
Fenstrålar hårda 0 | |
Fenstrålar mjuka 17 - 19 | |
Bukfenor | Egenskaper more or less normal |
Position abdominal behind origin of D1 | |
Fenstrålar hårda | |
Fenstrålar mjuka |