分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Elasmobranchii
板鳃亚纲 (鲨鱼与 鱼) (sharks and rays) >
Rajiformes (Skates and rays) >
Arhynchobatidae (Softnose skates)
Etymology: Bathyraja: Greek, bathys = deep + Latin, raja, -ae = a ray (Raja sp) (Ref. 45335).
More on author: Norman.
Environment: milieu / climate zone / depth range / distribution range
生态学
海洋 居于水底的; 深度上下限 130 - 434 m (Ref. 27092). 溫帶; 33°S - 57°S, 75°W - 52°W
Southeast Pacific: Guamblín Island, Chile. Southwest Atlantic: Patagonia, Argentina and the Falkland Islands. Also Uruguay (Ref. 58429).
東南太平洋: Guamblin 島，智利。 西南大西洋: 巴塔哥尼亞，阿根廷與福克蘭群島。
Length at first maturity / 大小 / 重量 / 年龄
Maturity: Lm 65.3 range ? - ? cm
Max length : 14.4 cm TL 雄鱼/尚未辨别雌雄; (Ref. 27092)
Oviparous (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205).
卵生的.(参考文献 50449) 卵在贝壳上有像触角一样的突出。 (参考文献 205)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Oviparous, paired eggs are laid. Embryos feed solely on yolk (Ref. 50449). Eggs have horn-like projections on the shell (Ref. 205). Mature gonads are symmetrical in terms of mass, and similar in ovarian follicle number and size (Ref. 58429). Egg laying possibly throughout the year (Ref. 58429).東南太平洋: Guamblin 島，智利。 西南大西洋: 巴塔哥尼亞，阿根廷與福克蘭群島。
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)
世界自然保护联盟红皮书 (Ref. 130435)
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