| Ref Utama. | Bass, A.J., 1986 |
| Penampilan mengacu pada | |
| Bones in OsteoBase |
| Organ khusus | |
| Penampilan berbeda | |
| Warna yang berbeda | |
| Keterangan |
| Fitur yang mencolok | |
| Bentuk tubuh lateral (shape guide) | fusiform / normal |
| Penampang melintang | |
| Profil kepala bagian dorsal | |
| Jenis mata | |
| Jenis mulut/moncong | |
| Posisi mulut | |
| Jenis timbangan | placoid scales |
| diagnosa |
A large, spindle-shaped shark with large black eyes, a sharp snout, and large, narrow, hooked teeth with smooth edges (Ref. 5578). Caudal fin lunate, lower lobe strongly developed (Ref. 13574). Dark blue above, white below (Ref. 6581). Tiny second dorsal and anal fins (Ref. 26938). |
| Kemudahan Identifikasi |
| Garis Lateral | Terganggu: No |
| Sisik pada garis lateral | |
| Sisik garis lateral berpori-pori | |
| Timbangan dalam seri lateral | |
| Baris skala di atas garis lateral | |
| Baris skala di bawah garis lateral | |
| Sisik di sekitar tangkai ekor | |
| Barbel | |
| Celah insang (hanya hiu/pari) | |
| Pengangkat insang | |
| pada tungkai bawah | |
| pada tungkai atas | |
| Keseluruhan (total) | |
| vertebrata, bertulang belakang | |
| preanal | |
| Keseluruhan (total) |
| Atribut | |
| Nomor sirip | 2 |
| No. | Dorsal 0 - 0 |
| Ventral 0 - 0 | |
| Total duri | 0 - 0 |
| Total sinar lembut | 0 - 0 |
| Sirip adiposa | absent |
| Atribut | other (see remark); asymmetric |
| Nomor sirip | 1 |
| Total duri | 0 - 0 |
| Total sinar lembut | 0 - 0 |
| Dada | Atribut more or less normal |
| Duri 0 | |
| Sinar lembut 0 - 0 | |
| Panggul | Atribut more or less normal |
| Posisi abdominal behind origin of D1 | |
| Duri 0 | |
| Sinar lembut 0 - 0 |