Main Ref. | Fermon, Y., J. Friel, H.H. Ng and D. De Weirdt, 2007 |
Utseende refererar till | |
Bones in OsteoBase |
specialiserade organ | |
annat utseende | |
andra färger | |
Anmärkningar |
Särskilt slående egenskaper | |
Lateral kroppsform | fusiform / normal |
Tvärsnitt | |
Dorsal profil av huvudet | |
Ögontyp | |
Typ av mun/snyte | |
Munnens placering | |
Type of scales | |
Diagnos |
Diagnosis: body relatively elongate; abdomen not greatly expanded, more or less extensively darkly pigmented; sucker very large, longer than broad (not transversely oval), extensively covered with moderately large papillae; mandibular barbels short but well-developed, usually papillose, with up to 3 auxiliary mandibular barbels on each side of lower lip; large premaxillary teeth in 3-4 rows; mandibular teeth large, usually 4+4 or 5+5 (but some with 7+7 or 8+8); eyes large; adipose fin long, its origin considerably in advance of a vertical through anal fin origin; caudal peduncle moderately slender to very slender; caudal fin not deeply forked with lobes rounded or even truncate, lower slightly longer than upper (Ref. 81251). Coloration: body with dark bands fairly distinct; abdomen more or less darkly pigmented, almost black in some specimens (Ref. 81251). |
Ease of Identification |
Sidolinjer | 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 | 6 |
Gälspringor (endast hos hajar/rockor) | |
Gälräfständer | |
på undre del av gälbåge | |
på övre del av gälbåge | |
totalt | |
Ryggkotor | |
preanal | |
totalt | 30 - 32 |
Egenskaper | |
Antal fenor | 1 |
Antal småfenor | Dorsal 0 |
Ventral 0 | |
Totalt antal hårda fenstrålar | 1 |
Totalt antal mjuka fenstrålar | 5 - 5 |
Fettfena | present |
Egenskaper |
Antal fenor | |
Totalt antal hårda fenstrålar | |
Totalt antal mjuka fenstrålar |
Bröstfena | Egenskaper |
Fenstrålar hårda 1 | |
Fenstrålar mjuka 7 - 8 | |
Bukfenor | Egenskaper |
Position | |
Fenstrålar hårda | |
Fenstrålar mjuka 7 - 7 |