Sílidos (Syllidae: Polychaeta) del Parque Nacional de Coiba (Pacífico, Panamá)

Sílidos (Syllidae: Polychaeta) del Parque Nacional de Coiba (Pacífico, Panamá)
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Sílidos(Sylidae:Polychaeta)del Parque Nacional de Coiba(太平洋,巴拿马)

DOI:
10.15517/rbt.v54i3.12772
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发表时间:
2013
影响因子:
0.6
通讯作者:
G. S. Martín
G. S. Martín
中科院分区:
生物学4区
文献类型:
--
作者:
M. T. Aguado;G. S. Martín

文献摘要

被引文献

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在对科伊巴岛国家公园(巴拿马)的软底进行的一项研究中,已鉴定出属于 19 个间质物种的 218 个木虫(环节动物:多毛类)标本。太平洋有两个新报告物种,Exogone (Exogone) arenosa Perkins, 1981 和 Streptosyllis websteri Southern, 1914;其中五个是巴拿马的新内容,E. (E.) dispar (Webster, 1879); E.(E.)longicornis Westheide,1974; Salvatoria mediodentata(Westheide,1974); Pionosyllisheterocirrata(Hartmann-Schroder,1959)和Syllisglarearia(Westheide,1974)。本文报道了长角 E. (E.) longicornis 的一个在原始描述中未提及的特征:毛虎一号的刺状复合毛毛中存在三角形近末端突起。 1973 年,Syllis botosaneanui Hartmann-Schroder 物种的标本被发现,其内部含有不同发育阶段的胚胎;这是该物种胎生的第一份报告。最后,发现了一种Syllis属标本,其主要特征是其长咽、两个背侧前缘叶以及具有短叶片和长刺的复合毛皮。因为我们认为一个标本不足以描述一个新物种,所以我们将其称为 Syllis sp。
During a study carried out on soft bottoms from Coiba National Park (Panama), 218 specimens of syllids (Annelida: Polychaeta) belonging to 19 interstitial species have been identified. Two species are new reports for the Pacific Ocean, Exogone (Exogone) arenosa Perkins, 1981 and Streptosyllis websteri Southern, 1914; five are new for Panama, E. (E.) dispar (Webster, 1879); E. (E.) longicornis Westheide, 1974; Salvatoria mediodentata (Westheide, 1974); Pionosyllis heterocirrata (Hartmann-Schroder, 1959) and Syllis glarearia (Westheide, 1974). A characteristic not mentioned in the original description is herein reported for E. (E.) longicornis: the presence of triangular subterminal processes in the spiniger-like compound chaetae of chaetiger one. Specimens of the species Syllis botosaneanui Hartmann-Schroder, 1973 harboring inside embryos of various stages of development have been found; this is the first report for this species as viviparous. Lastly, one specimen of the genus Syllis has been found that is mainly characterized by its long pharynx, two dorsal prostomial lobes, and compound chaetae with short blades and long spinulation. Because we consider that one specimen is not sufficient to describe a new species we refer it as Syllis sp.