分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Lampriformes (Velifers, tube-eyes and ribbonfishes)
月魚目 (Velifers, tube-eyes and ribbonfishes) >
Radiicephalidae (Tapertails)
細尾粗鰭魚科 (Tapertails)
Etymology: Radiicephalus: Latin, radius + Greek, kephale = head (Ref. 45335); kessinger: Name from Latin 'kessinger' for 'scarecrow', referring to the tattered, ribbon-like body.
環境: 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
海洋 pelagic-oceanic; 深度上下限 ? - 100 m (Ref. 123098).
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Northwest Pacific: Taiwan.
大小 / 重量 / 年齡
成熟度: Lm ?  range ? - ? cm
Max length : 61.8 cm SL 雄魚/尚未辨別雌雄; (Ref. 123098)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
臀鰭軟條: 6. This species can be distinguished from R. elongatus by the following: A 6 (vs. 7); pectoral-fn rays 11 (vs. 10); pelvic-fn rays 5 (vs. 9-10); upper caudal-fn rays 5 (vs. 4); caudal vertebrae 88 (vs. 77-80); end of dorsal-fn base anterior to middle of anal and caudal fns (vs. posterior), the distance between end of dorsal-fn base and caudal-fn base 20.7% SL and 144.7% HL (vs. 14.0-15.5% SL and 94.5-102.7% HL); anal-fn rays short [the frst ray very short, 0.7% HL (vs. 1.8-2.1% HL)]; lateral line through middle of body at pectoral-fn base, its height 50.3% (vs. higher than middle, 54.3-58.6%); lower jaw completely covered by upper jaw (vs. not covered by upper jaw); anterior tip of upper jaw projecting anteriorly beyond lower jaw when mouth open (vs. not projecting); mandible with a single irregular row (vs. 2 irregular rows), teeth larger and sharper than premaxillary teeth (vs. similar to premaxillary teeth) (Ref. 123098).
Cross section: compressed.
Th e holotype was collected shallower than 100 m depth by a mid-water trawl targeting the Sakura-shrimp Lucensosergia lucens (Ref. 123098).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Koeda, K. and H.-C. Ho, 2019. A new tapertail species (family Radiicephalidae; Lampridiformes) from Taiwan, the first confirmed western Pacific Ocean record of the family. Ichthyol. Res. 66:207-214. (Ref. 123098)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2 (Global))
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基於模型的估計
系統發育多樣性指數 (參考文獻 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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 (參考文獻 69278) |
3.9 ±0.6 se; based on size and trophs of closest relatives |
釣魚的脆弱性 (Ref. 59153) |
Moderate to high vulnerability (48 of 100). 🛈 |