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) >
Hexanchiformes (Frill and cow sharks)
六鰓鯊目 (Frill and cow sharks) >
Chlamydoselachidae (Frilled sharks)
皺鰓鮫科 (Frilled sharks)
Etymology: Chlamydoselachus: chlamydos (Gr.), cloak or mantle, referring to first pair of gill slits that fit like a cloak or frill around throat; selachos (Gr.), a cartilaginous fish (i.e., shark or ray) (See ETYFish); africana: Named for the Marine and Coastal Management research vessel Africana (Cape Town, South Africa), from which a paratype was collected, for the “excellent” research surveys it has conducted over the past several decades (See ETYFish).
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
海洋 底中水層性; 深度上下限 300 - 1400 m (Ref. 81930). ; 12°S - 27°S, 13°E - 16°E
分布
國家 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Southeastern Atlantic: Angola to Namibia (Ref. 81930).
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大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 99.0 cm TL 雄魚/尚未辨別雌雄; (Ref. 81930); 117.0 cm TL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
An external morphologically similar looking, smaller-sized Chlamydoselachus (to at least
1170 mm TL) with a proportionally long head length 17.3–17.9% TL, prepectoral length 15.1–17.7% TL, predorsal fin length 62.6–64.5% TL, head height 6.2–8.6% TL and width 6.6–8.9% TL, broad interorbital width (5.7–6.4% TL) and internarial width (3.9–4.8% TL), mouth broad (6.0–8.1% TL), gill openings long, analcaudal
fin space (0.2–1.3% TL), pectoral fin length (8.8–9.6% TL), pelvic fin length (11.6–15.4% TL), meannumber of upper tooth rows (x = 28.8), pectoral mesopterygial radial counts (7), metapterygial radial counts (8), anal fin radials (30), total vertebral counts (147), MP vertebral count (18), DP count (76), DC count (52), MP/DP transition just posterior to the pelvic fins, spiral intestinal valve counts 26–28 (Ref. 81930).
Body shape (shape guide): elongated.
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Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
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Ebert, D.A. and L.J.V. Compagno, 2009. Chlamydoselachus africana, a new species of frilled shark from southern Africa (Chondrichthyes, Hexanchiformes, Chlamydoselachidae). Zootaxa 2173:1-18. (Ref. 81930)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 24 April 2018
對人類具威脅
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人類使用
工具
特別的報告
下載 XML
網路資源
Estimates based on models
Phylogenetic diversity index (參考文獻
82804): PD
50 = 1.0078 [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 (參考文獻
69278): 4.1 ±0.7 se; based on size and trophs of closest relatives
Fishing Vulnerability (Ref.
59153): High to very high vulnerability (70 of 100).
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