分類 / Names
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Teleostei >
Perciformes/Cottoidei (Sculpins)
鮋形目 (Sculpins) >
Liparidae (Snailfishes)
獅子魚科 (Snailfishes)
Etymology: Psednos: Greek, psednos, -e, -on = rare (Ref. 45335); andriashevi: Named for Anatole P. Andriashev, who made the definitive morphologic study of genus Psednos (Ref. 42989).
More on author: Chernova.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海區的; 深度上下限 ? - 800 m (Ref. 42989). 深水域
Northeast Atlantic: west of Ireland.
東北大西洋: 愛爾蘭西方。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 5.3 cm SL 雄魚/尚未辨別雌雄; (Ref. 42989)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 42; 脊椎骨: 47. No coronal pore, 7 preoperculo-mandibular pores. Head large (27% SL), and very compressed (40% HL); gill slit large (1.3 eye diameter), opercular flap long, wing-like, reaching behind midpectoral length and level with pupil. Pectoral fin short (45% HL), with two notch rays.
沒有冠孔,7個前鰓蓋-顎骨的孔。 頭部大的 (27% SL), 與非常扁長形的 (40% HL); 鰓縫大的 (1.3 眼直徑), 鰓蓋長的﹐翼狀的, 和瞳孔達到在後 midpectoral 長度與水平。 胸鰭短 (45% HL),有兩個凹槽鰭條。
Known only from the holotype collected from midwater (Ref. 42989). Minimum depth from Ref. 58018.
所知僅來自正模標本被採集自的中層水域.(參考文獻 42989)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
東北大西洋: 愛爾蘭西方。
Chernova, N., 2001. A review of the genus Psednos (Pisces, Liparidae) with description of ten new species from the north Atlantic and southwestern Indian Ocean. Bull. Mus. Comp. Zool. 155(10):477-507. (Ref. 42989)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.3 ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
![Image of Psednos andriashevi (Andriashev\](/images/thumbnails/gif/tn_LIPARIT0.gif "Image of Psednos andriashevi (Andriashev\")