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引用次数: 0
摘要
深海多毛类的分类存在问题,因为它们易碎,在收集过程中容易损坏。Ilyphagus Chamberlin, 1919是一个深海软腹类环节动物属,包括4种;本文描述了一种来自东太平洋的新种:I. gebruki n. sp.这个新种被诊断为具有雪茄状的身体,比宽度长5倍以上,有长长的体乳头,鳃板有8条鳃丝,无毛纲的毛逐渐变长,神经毛纲光滑。该物种的分布范围从阿留申群岛到秘鲁-智利海沟,并在分布在5,047至7,000米深度的沉积物中取样。
Ilyphagus gebruki n. sp., an abyssal flabelligerid from the Eastern Pacific (Annelida: Sedentaria: Flabelligeridae)
The taxonomy of abyssal polychaetes is problematic because they are fragile and easily damaged during collection. Ilyphagus Chamberlin, 1919 is an abyssal flabelligerid annelid genus that includes 4 species; a new species from the Eastern Pacific is herein described: I. gebruki n. sp. This new species is diagnosed as having a cigar-shaped body, more than 5 times longer than wide, with long body papillae, branchial plate with 8 branchial filaments, notochaetae with articles progressively longer, and neurochaetae smooth. The species ranges from off the Aleutian Islands to the Peru-Chile Trench and was sampled in sediments distributed between 5,047 and 7,000 m depth.
期刊介绍:
Revista Mexicana de Biodiversidad appears in 4 issues per year and publishes the products of original scientific research regarding biodiversity of the Americas (systematics, biogeography, ecology and evolution), as well as its conservation and management.
The journal ensures high standards with a system of external peer review, and is included in the list of excellence of journals of the National Council of Science and Technology (CONACyT, Mexico). It is currently included in ASFA, Biological Abstracts, Biological Sciences, Latindex Periódica, RedALyC, Web of Science (Thomson Reuters), SciELO, SCOPUS, and Zoological Records.