Main Ref. | Hart, J.L., 1973 |
Utseende refererar till | |
Bones in OsteoBase |
specialiserade organ | |
annat utseende | |
andra färger | |
Anmärkningar |
Särskilt slående egenskaper | |
Lateral kroppsform | other |
Tvärsnitt | |
Dorsal profil av huvudet | |
Ögontyp | |
Typ av mun/snyte | |
Munnens placering | |
Type of scales | placoid scales |
Diagnos |
A row of strong, sharp spines along the mid-dorsal line from a point behind the eyes by less than the interorbital width to the first dorsal fin and continued beyond it with a single spine between the two dorsal fins; large spines on the shoulder girdle; a row of small spines on the inner edge of the orbit; a cluster of moderate spines along the edge of the pectoral fin from its tip to the snout, large spines in males (Ref. 6885). Dorsal fins small and well back on tail; caudal fin very small; anal fin absent; pectorals broad, attached to snout and incorporated with body; pelvic fins large and deeply notched (Ref. 6885). A horizontal fleshy ridge from either side of ventral surface of tail, more prominent posteriorly (Ref. 6885). Grayish brown, numerous dark spots of various sizes scattered on body, a weakly marked eye spot frequently present at base of pectoral fins (Ref. 6885). |
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 | |
totalt |
Egenskaper | |
Antal fenor | 2 |
Antal småfenor | Dorsal 0 - 0 |
Ventral 0 - 0 | |
Totalt antal hårda fenstrålar | 0 - 0 |
Totalt antal mjuka fenstrålar | 0 - 0 |
Fettfena | absent |
Egenskaper | other (see remark) |
Antal fenor | |
Totalt antal hårda fenstrålar | 0 - 0 |
Totalt antal mjuka fenstrålar | 0 - 0 |
Bröstfena | Egenskaper other (see diagnosis) |
Fenstrålar hårda 0 | |
Fenstrålar mjuka 0 - 0 | |
Bukfenor | Egenskaper other (see diagnosis) |
Position abdominal before origin of D1 | |
Fenstrålar hårda 0 | |
Fenstrålar mjuka 0 - 0 |