分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Ovalentaria/misc (Various families in series Ovalentaria)
鱸形目 (Various families in series Ovalentaria) >
Opistognathidae (Jawfishes)
後頜魚科 (Jawfishes)
Etymology: Opistognathus: Greek, opisthe = behind + Greek, gnathos = jaw (Ref. 45335); to the very elongate upper jaw of the type species of the genus, Opistognathus nigromarginatus (Ref. 128653); nothus: From the Latin 'nothus' meaning false or counterfeit, alludes to the erroneous initial belief that the female holotype was the sexually dimorphic counterpart of O. melachasme males; noun in apposition (Ref. 26893).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 92 - 100 m (Ref. 26893). 亞熱帶的
Western Central Atlantic: off North Carolina (USA), Gulf of Mexico, and Cuba.
中西大西洋: 外海的北卡羅萊那州 (美國) ，墨西哥灣與古巴。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 7.9 cm SL 雄魚/尚未辨別雌雄; (Ref. 26893)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 10; 背的軟條 (總數) : 14; 臀棘: 2; 臀鰭軟條: 13; 脊椎骨: 28. Anterior nostril a short tube without cirrus on posterior rim; posterior end of maxilla rigid, not produced as a thin flexible lamina; coronoid process of articular hatchet-shaped with dorsal margin straight; vomer edentate; inner lining of maxilla and adjacent membranes with conspicuous black stripe; spinous dorsal fin without an ocellus; segmented dorsal and anal fin rays 14 and 13 respectively; caudal vertebrae 18 (Ref. 26893).
前鼻孔在後緣上的沒有卷鬚的短的管; 顎骨的後端硬的, 不伸長成一個細的柔韌有彈性的薄板; 關節斧頭狀的下顎齒骨冠突，上緣直的; 犛骨貧齒類; 顎骨與毗連的薄膜的內部襯裡有明顯的黑色斑紋; 沒有一個眼狀斑的刺狀的背鰭; 分別地的分段背鰭棘條與臀鰭棘條 14 與 13; 尾部的脊椎骨 18.(參考文獻 26893)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
中西大西洋: 外海的北卡羅萊那州 (美國) ，墨西哥灣與古巴。
Smith-Vaniz, W.F., 1997. Five new species of jawfishes (Opistognathus: Opistognathidae) from the western Atlantic ocean. Bull. Mar. Sci. 60(3):1074-1128. (Ref. 26893)
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Estimates based on models
Preferred temperature (Ref.
123201): 21.5 - 25.8, mean 23.2 °C (based on 5 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00389 (0.00180 - 0.00842), b=3.12 (2.94 - 3.30), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.4 ±0.6 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
