分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鰓亞綱 (鯊魚與魟魚) (sharks and rays) >
Rajiformes (Skates and rays) >
Gurgesiellidae (Pygmy skates)
Etymology: Fenestraja: Latin, fenestra, -ae = small hole or opening in a bone + Latin, raja, -ae = a fish, Raja sp. (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 深海底的. 深水域
Western Central Atlantic: Bahamas and the Florida Keys.
中西大西洋: 巴哈馬與佛羅里達珊瑚礁。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 22.0 cm TL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
Tail posterior to the tips of the pelvic fins. Prickles on disc and tail are not densely pigmented. Dark marking on disc and tail. Upper surface of disc pale brown. Lower surface pale yellowish without dark markings (Ref. 6902).
尾部在腹鰭的頂端後面。 在體盤與尾部上的刺濃密地不是有顏色。 在體盤與尾部上的深色斑紋。 體盤的上表面白褐色。 下表面灰白的淡黃色的沒有深色的斑紋.(參考文獻 6902)
Solitary (Ref. 26340). Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
獨居性.(參考文獻 26340) 卵生的.(參考文獻 50449) 卵在貝殼上有像觸角一樣的突出。 (參考文獻 205)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449).中西大西洋: 巴哈馬與佛羅里達珊瑚礁。
McEachran, J.D. and K.A. Dunn, 1998. Phylogenetic analysis of skates, a morphologically conservative clade of elasmobranchs (Chondrichthyes: Rajidae). Copeia 1998(2):271-290. (Ref. 27314)
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Estimates based on models
Preferred temperature (Ref.
123201): 4.1 - 8.8, mean 4.7 °C (based on 200 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5039 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00661 (0.00225 - 0.01943), b=2.95 (2.71 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.7 ±0.5 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 低的, 最小族群倍增時間4.5 - 14 年 (Fec assumed to be <100).
Fishing Vulnerability (Ref.
59153): Low vulnerability (12 of 100).
