分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Ophidiiformes (Cusk eels) >
Dinematichthyidae (Viviparous brotula)
Etymology: Diancistrus: Greek, di = two + Greek, agkistron = hook (Ref. 45335); alatus: Name from Latin 'alatus'; meaning winged, referring to the unusually large, protruding wing-shaped outer pseudoclaspers..
More on authors: Schwarzhans, Møller & Nielsen.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 礁區魚類; 深度上下限 2 - 7 m (Ref. 57884). 熱帶
Central Pacific: Tonga Islands.
中太平洋: 東加島。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 3.2 cm SL 雄魚/尚未辨別雌雄; (Ref. 57884)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
Body slender, small; vertebrae 11+ 31 = 42; dorsal fin rays 79; anal fin rays 59; outer pseudoclasper large, wing-shaped, bent outwards, with flat, broad supporter; inner pseudoclasper is free, broad-based, bifurcate, its anterior branch twice as long as posterior branch extending over anterior part of outer pseudoclasper, both with rounded tip; scale patch only on cheek, no scales on operculum; otolith length to sulcus length 2.2 (Ref. 57884).
身體細長的, 小的; 脊椎骨 11+31=42; 背鰭鰭條 79; 臀鰭棘條 59; 外部的 pseudoclasper 大的, 翼-形狀的, 向外地彎曲, 有平坦的, 寬的支持者; 內部的 pseudoclasper 是免費的﹐基底寬的﹐和分叉,它的前面分支兩倍長於在後部的延伸超過外部 pseudoclasper 的前部的分支, 兩者都有圓形的頂端; 只有在頰上的鱗片小區塊, 沒有鱗片在鰓蓋上; 對 sulcus 長度 2.2 的耳石長度.(參考文獻 57884)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
中太平洋: 東加島。
Schwarzhans, W., P.R. Møller and J.G. Nielsen, 2005. Review of the Dinematichthyini (Teleostei, Bythitidae) of the Indo-West-Pacific. Part I. Diancistrus and two new genera with 26 new species. The Beagle, Records of the Museum and Art Galleries of the Northern Territory 21:73-163. (Ref. 57884)
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Estimates based on models
Preferred temperature (Ref.
123201): 24.9 - 29.1, mean 26.7 °C (based on 229 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): 3.1 ±0.5 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
