Main Ref. | Nielsen, J.G., W. Schwarzhans and D.M. Cohen, 2012 |
Utseende refererar till | hane; hona |
Bones in OsteoBase |
specialiserade organ | protruding genital papilla (m) |
annat utseende | always different morphology between mature adults |
andra färger | |
Anmärkningar | Males posses a bilobed genital papilla (Ref. 205). |
Särskilt slående egenskaper | |
Lateral kroppsform | elongated |
Tvärsnitt | oval |
Dorsal profil av huvudet | |
Ögontyp | |
Typ av mun/snyte | |
Munnens placering | |
Type of scales | |
Diagnos |
This species is distinguished from its congeners by the following set of characters: distinct pair of (probably) free spines on frontal plate above and behind eyes; strong ethmoidal spine located in front of eyes; with scales on sides of body but not on predorsal; some specimens possess ventral arm of opercle terminating in a short spine; opercular spine free, with one prong; with 2 posterior infraorbital pores, 1 supraorbital pore at upper angle of gill opening and 1 posterior mandibular behind maxillary; anterior gill arch with 3 long rakers about half length of longest filaments; pectoral peduncle is elongated; with several tooth rows on palatines; vertebrae, precauda 12-13, total 53-55; fin D 83-85, A 53-56, pectoral 17-18 (Ref. 93007). |
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 | |
Gälspringor (endast hos hajar/rockor) | |
Gälräfständer | |
på undre del av gälbåge | |
på övre del av gälbåge | |
totalt | |
Ryggkotor | |
preanal | 12 - 13 |
totalt | 53 - 55 |
Egenskaper | |
Antal fenor | |
Antal småfenor | Dorsal |
Ventral | |
Totalt antal hårda fenstrålar | |
Totalt antal mjuka fenstrålar | 83 - 85 |
Fettfena |
Egenskaper |
Antal fenor | |
Totalt antal hårda fenstrålar | |
Totalt antal mjuka fenstrålar | 53 - 56 |
Bröstfena | Egenskaper |
Fenstrålar hårda | |
Fenstrålar mjuka 17 - 18 | |
Bukfenor | Egenskaper |
Position | |
Fenstrålar hårda | |
Fenstrålar mjuka |