| Main Ref. | Schwarzhans, W., P.R. Møller and J.G. Nielsen, 2005 |
| Utseende refererar till | |
| Bones in OsteoBase |
| specialiserade organ | |
| annat utseende | |
| andra färger | |
| Anmärkningar |
| Särskilt slående egenskaper | none |
| Lateral kroppsform (shape guide) | elongated |
| Tvärsnitt | compressed |
| 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 | |
| Diagnos |
Diagnosis: This species is distinguished by the following: Vertebrae 11+32-34=43-45, dorsal fin rays 74-85 (usually >77), anal fin rays 58-69, D/V 6 (rarely 7); eyes moderately large (2.4-3.4% SL); outer pseudoclasper with hook-shaped extension oriented backward at 90° angle and slightly bent outwards, with a rounded tip; inner pseudoclasper short, joined to outer pseudoclasper anteriorly, with supporter, with small hook and wide thin flap at its base; scale patch on cheek with 5-6 scale rows on upper cheek, scales on operculum only above opercular spine, 3-7 scales in 2 rows; head profile slender, broad; otolith length to sulcus length about 2.0, sulcus not inclined (Ref. 57884). Description: Anterior nostril low, close to upper lip. Caudal fin well developed, not united with dorsal and anal fins. Distinguished from B. erythrea by its more numerous longitudinal scale rows (Ref. 559). Description: Characterized by depth of body at anal fin origin 16.7-20.6 (mean=18.5) % SL; long and straight penis (Ref. 90102). |
| Ease of Identification |
| Sidolinjer | 1 avbruten: No |
| Fjäll längs sidolinje | |
| Porbärande fjäll längs sidolinje | |
| Fjäll i lateralserie | |
| 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 | |
| på övre del av gälbåge | |
| totalt | 13 - 17 |
| Ryggkotor | |
| preanal | 11 - 11 |
| totalt | 43 - 45 |
| Egenskaper | extending over most of the back length |
| Antal fenor | 1 |
| Antal småfenor | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Totalt antal hårda fenstrålar | 0 |
| Totalt antal mjuka fenstrålar | 74 - 85 |
| Fettfena | absent |
| Egenskaper | more or less truncate; more or less normal |
| Antal fenor | 1 |
| Totalt antal hårda fenstrålar | 0 |
| Totalt antal mjuka fenstrålar | 58 - 69 |
| Bröstfena | Egenskaper more or less normal |
| Fenstrålar hårda | |
| Fenstrålar mjuka 17 - 20 | |
| Bukfenor | Egenskaper joint to one spine only |
| Position jugular before origin of D1 | |
| Fenstrålar hårda 0 | |
| Fenstrålar mjuka 1 |