The Genus Chondria C Agardh (Rhodomelaceae, Rhodophyta) in Southern Australia

The Genus Chondria C Agardh (Rhodomelaceae, Rhodophyta) in Southern Australia
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澳大利亚南部的 Chondria C Agardh 属(红藻科,红藻门)

DOI:
10.1071/bt9870477
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发表时间:
1987
影响因子:
1.1
通讯作者:
H. Womersley
H. Womersley
中科院分区:
生物学4区
文献类型:
--
作者:
E. Gordon;H. Womersley

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软骨藻属在澳大利亚南部海岸有很好的代表性,有17种。在先前确认的12个种中,有3个被转移到其他属,2个与软骨藻属的其他种同义。另有7个新种(C. angustissima、狭叶假丝酵母C. capreolis,C. hieroglyphics,C. incurva,C. myriopoda,C. semzsecunda和C.其中1种为亚种,1种为从Coeloclonium转移而来,1种为澳大利亚南部新记录,1种为来自加州。大多数澳大利亚南部的软骨藻属的物种似乎是明确界定的;然而,一些介于C。curdieana和C. capreolis发生。过去在物种鉴定上的混乱主要是由于缺乏详细的形态调查,以及对重要性状和变异程度的认识不足。澳大利亚南部只有七种软骨藻分布广泛,一种分布在西部,一种分布在中部,八种主要分布在东部。最后,两个物种延伸到暖温带和亚热带沃茨。有六种主要在深水(超过10米深)发现,另有六种分布在浅水至中等深度(不到10米深)。其余的则完全出现在较低的eulittoral到较高的亚沿岸带的浅水环境中。
The genus Chondria is well represented on the coast of southern Australia where 17 species occur. Of the 12 species previously recognised, three are transferred to other genera and two placed into synonymy with other species of Chondria. A further seven species are described as new (C. angustissima, C. capreolis, C. hieroglyphics, C. incurva, C. myriopoda, C. semzsecunda and C. suprabulbosa), one species is raised from subspecific status, one transferred from Coeloclonium and one species from California is described as a new record for southern Australia. Most southern Australian species of Chondria appear to be clearly defined; however, a few intergrades between C. curdieana and C. capreolis occur. Previous confusion in the identification of species was mainly due to the lack of detailed investigation of morphology together with insufficient understanding of important characters and the degree of variation. Only seven of the southern Australian species of Chondria have a wide distribution, one western, one central and eight with primarily eastern distributions. Of the last, two species extend into warm temperate and subtropical waters. Six species are found mainly in deep water (more than 10 m deep) while another six range from shallow to medium depths (less than 10 m deep). The remainder occur in the exclusively shallow water environments of the lower eulittoral to upper sublittoral zones.