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对1853年斯廷普森及1967年哈特曼的分类修订(环节动物门,缨鳃虫科)。

Revision of Stimpson, 1853, and Hartman, 1967 (Annelida, Flabelligeridae).

作者信息

Salazar-Vallejo Sergio I

机构信息

Estructura y Función del Bentos, Depto. Sistemática y Ecología Acuática, El Colegio de la Frontera Sur, Chetumal, Quintana Roo, 77000 MEXICO..

出版信息

Zootaxa. 2017 Nov 3;4343(1):1-98. doi: 10.11646/zootaxa.4343.1.1.

Abstract

Among flabelligerid genera Brada Stimpson, 1853 includes several species whose bodies are fusiform or club-shaped, often with a reduced number of chaetigers, and their members are found in temperate and polar waters. In contrast, Bradabyssa Hartman, 1967 is regarded as a monotypic genus with a single Antarctic species with a cylindrical body and a variable number of chaetigers. After examination of all type and non-type material available of both genera, two distinct body patterns were distinguished: one includes the type species for Brada, B. granosa Stimpson, 1853, has only 8 branchial filaments and the neurochaetae are thick, blunt, often falcate, whereas the other includes the type species of Bradabyssa, B. papillata Hartman, 1967, usually has many branchial filaments and neurochaetae are straighter and mucronate. Consequently, Brada is herein restricted to include only 5 species, one of which is new, Brada kudenovi n. sp. Bradabyssa is herein emended to include many species formerly regarded as belonging in Brada, as new combinations, and species can be separated into four groups according to the development of the tunic and its sediment load. Thirteen new species of Bradabyssa are also described: B. indica n. sp., B. mexicana n. sp., B. alaskensis n. sp., B. elinae n. sp., B. grangieri n. sp., B. levensteinae n. sp., B. harrisae n. sp., B. hartmanae n. sp., B. jirkovi n. sp., B. kirkegaardi n. sp., B. monnioti n. sp., B. mezianei n. sp. and B. willeyi n. sp. The species belonging to Brada are B. granosa, B. granulosa Hansen, 1880, B. incrustata Støp-Bowitz, 1948, B. inhabilis (Rathke, 1843), and B. kudenovi n. sp. The species belonging to Bradabyssa are separated into four groups according to the development of their tunic and its sediment load. Group crustosa includes B. indica n. sp., B. mexicana n. sp., B. minuta (Amoureux, 1986) n. comb., and B. sachalina (Annenkova-Chlopina, 1922) n. comb. Group nuda includes B. alaskensis n. sp., B. antarctica (Hartman, 1978) n. comb., B. bransfieldia (Hartman, 1966) n. comb., B. nuda (Annenkova-Chlopina, 1922) n. comb., B. rugosa (Hansen, 1880) n. comb., and B. strelzovi (Jirkov & Filippova in Jirkov, 2001) n. comb. Group verrucosa contains B. abyssalis (Fauchald, 1972) n. comb., B. annenkovae (Buzhinskaja, 2001) n. comb., B. elinae n. sp., B. grangieri n. sp., B. irenaia (Chamberlin, 1919) n. comb., B. levensteinae n. sp., B. mammillata (Grube, 1877) n. comb., B. ochotensis (Annenkova-Chlopina, 1922) n. comb., B. papillata Hartman, 1967, B. tenebricosa (Berkeley, 1966) n. comb., n. status, and B. verrucosa (Chamberlin, 1919) n. comb. Group villosa contains B. capensis (Day, 1961) n. comb., n. status, B. harrisae n. sp., B. hartmanae n. sp., B. ilyvestis (Hartman, 1960) n. comb., B. intoshi (Caullery, 1944) n. comb., B. jirkovi n. sp., B. kirkegaardi n. sp., B. monnioti n. sp., B. parthenopeia (Lo Bianco, 1893) n. comb., B. pilosa (Moore, 1906) n. comb., B. pluribranchiata (Moore, 1923) n. comb., B. setosa (Verrill, 1873) n. comb., B. mezianei n. sp., B. tzetlini (Jirkov & Filippova in Jirkov, 2001) n. comb, B. villosa (Rathke, 1843) n. comb., B. whiteavesi (McIntosh, 1885) n. comb and  B. willeyi n. sp. Keys to aid identification of all genera in Flabelligeridae, to species in Brada, and for the species belonging in the four species groups of Bradabyssa are included.

摘要

在缨鳃虫科各属中,1853年的布拉达属(Brada)包含几个物种,其身体呈梭形或棒状,刚节数量通常较少,其成员分布于温带和极地水域。相比之下,1967年的布拉达比萨属(Bradabyssa)被视为单型属,只有一个南极物种,身体呈圆柱形,刚节数量不定。在检查了这两个属所有可用的模式标本和非模式标本后,区分出两种不同的身体形态:一种包括布拉达属的模式种,即1853年的颗粒布拉达(B. granosa Stimpson),只有8根鳃丝,神经刚毛粗、钝,通常呈镰刀状;而另一种包括布拉达比萨属的模式种,即1967年的乳头布拉达(B. papillata Hartman),通常有许多鳃丝,神经刚毛更直且具短尖头。因此,在此将布拉达属限定为仅包含5个物种,其中一个是新物种,即库德诺夫布拉达(Brada kudenovi n. sp.)。在此对布拉达比萨属进行修订,将许多以前被认为属于布拉达属的物种作为新组合纳入其中,并且这些物种可根据外套膜及其沉积物负载的发育情况分为四组。还描述了13个布拉达比萨属的新物种:印度布拉达(B. indica n. sp.)、墨西哥布拉达(B. mexicana n. sp.)、阿拉斯加布拉达(B. alaskensis n. sp.)、埃利纳布拉达(B. elinae n. sp.)、格兰杰里布拉达(B. grangieri n. sp.)、莱文斯泰纳布拉达(B. levensteinae n. sp.)、哈里斯布拉达(B. harrisae n. sp.)、哈特曼布拉达(B. hartmanae n. sp.)、吉尔科维布拉达(B. jirkovi n. sp.)、柯克加迪布拉达(B. kirkegaardi n. sp.)、蒙尼奥蒂布拉达(B. monnioti n. sp.)、梅齐亚内布拉达(B. mezianei n. sp.)和威利布拉达(B. willeyi n. sp.)。属于布拉达属的物种有颗粒布拉达(B. granosa)、1880年的汉森颗粒布拉达(B. granulosa Hansen)、1948年的斯托普 - 博维茨包被布拉达(B. incrustata Støp-Bowitz)、1843年的拉思克无功能布拉达(B. inhabilis (Rathke, 1843))以及库德诺夫布拉达(B. kudenovi n. sp.)。属于布拉达比萨属的物种根据其外套膜及其沉积物负载的发育情况分为四组(具体分组信息见原文)。硬壳组(Group crustosa)包括印度布拉达(B. indica n. sp.)、墨西哥布拉达(B. mexicana n. sp.)、1986年的阿穆勒微小布拉达(B. minuta (Amoureux, 1986) n. comb.)以及1922年的萨哈林布拉达(B. sachalina (Annenkova-Chlopina, 1922) n. comb.)。裸组(Group nuda)包括阿拉斯加布拉达(B. alaskensis n. sp.)、1978年的哈特曼南极布拉达(B. antarctica (Hartman, 1978) n. comb.)、1966年的哈特曼布兰斯菲尔德布拉达(B. bransfieldia (Hartman, 1966) n. comb.)、1922年裸布拉达(B. nuda (Annenkova-Chlopina, 1922) n. comb.)、1880年的汉森皱纹布拉达(B. rugosa (Hansen, 1880) n. comb.)以及2001年的吉尔科夫和菲利波娃(在吉尔科夫的研究中)的斯特雷尔佐夫布拉达(B. strelzovi (Jirkov & Filippova in Jirkov, 2001) n. comb.)。疣状组(Group verrucosa)包含1972年的福查尔德深渊布拉达(B. abyssalis (Fauchald, 1972) n. comb.)、2001年的布日辛日科娃安妮科娃布拉达(B. annenkovae (Buzhinskaja, 2001) n. comb.)、埃利纳布拉达(B. elinae n. sp.)、格兰杰里布拉达(B. grangieri n. sp.)、1919年的钱伯林伊雷奈亚布拉达(B. irenaia (Chamberlin, 1919) n. comb.)、莱文斯泰纳布拉达(B. levensteinae n. sp.)、1877年的格鲁贝乳头状布拉达(B. mammillata (Grube, 1877) n. comb.)、1922年的奥乔滕布拉达(B. ochotensis (Annenkova-Chlopina, 1922) n. comb.)、1967年的哈特曼乳头布拉达(B. papillata Hartman)、1966年的伯克利黑暗布拉达(B. tenebricosa (Berkeley, 1966) n. comb.)、n.状态以及1919年的钱伯林疣状布拉达(B. verrucosa (Chamberlin, 1919) n. comb.)。绒毛组(Group villosa)包含1961年的戴开普敦布拉达(B. capensis (Day, 1961) n. comb.)、n.状态、哈里斯布拉达(B. harrisae n. sp.)、哈特曼布拉达(B. hartmanae n. sp.)、1960年的哈特曼伊利维斯蒂斯布拉达(B. ilyvestis (Hartman, 1960) n. comb.)、1944年的考勒里因托希布拉达(B. intoshi (Caullery, 1944) n. comb.)、吉尔科维布拉达(B. jirkovi n. sp.)、柯克加迪布拉达(B. kirkegaardi n. sp.)、蒙尼奥蒂布拉达(B. monnioti n. sp.)、1893年的洛·比安科帕尔忒诺佩亚布拉达(B. parthenopeia (Lo Bianco, 1893) n. comb.)、1906年的摩尔多毛布拉达(B. pilosa (Moore, 1906) n. comb.)、1923年的摩尔多鳃布拉达(B. pluribranchiata (Moore, 1923) n. comb.)、1873年的韦里尔刚毛布拉达(B. setosa (Verrill, 1873) n. comb.)、梅齐亚内布拉达(B. mezianei n. sp.)、2001年的吉尔科夫和菲利波娃(在吉尔科夫的研究中)的采特林布拉达(B. tzetlini (Jirkov & Filippova in Jirkov, 2001) n. comb)、1843年的拉思克绒毛布拉达(B. villosa (Rathke, 1843) n. comb.)、1885年的麦金托什怀特阿维斯布拉达(B. whiteavesi (McIntosh, 1885) n. comb)以及威利布拉达(B. willeyi n. sp.)。还包括有助于鉴定缨鳃虫科所有属、布拉达属物种以及布拉达比萨属四个物种组中物种的检索表。

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