常見例句Patterns and processes of brachyuran crab settlement to Caribbean coral reefs. 新竹香山潮間帶的螃蟹。Local distribution patterns and diversity of brachyuran crabs in subtidal soft-bottom habitats of Taiwan were studied from August 1994 to July 1995. 摘要本研究于1994年8月至1995年7月間,進行了臺灣亞潮帶軟質海底棲地之螃蟹區(qū)域分布模式與物種歧異度的調查。The brachyuran crab community in the deepest sampling station (NFA) had the lowest diversity and least similar in community structure to other sampling stations. 最深采樣區(qū)(宜蘭南方澳)之物種種類數最低,與其他調查區(qū)之物種歧異度的相似度亦最低。Depth and particle size were primary and secondary environment variables that influence the community structure of brachyuran crabs in the present geographic region. 深度與沙粒粒徑大小,分別為影響調查區(qū)域內螃蟹群聚結構之主要與次要因素。Fine sediment habitats in southwestern coastal waters seem favor the presence of high species richness and great abundance of individuals but moderate diversity of the brachyuran crab community. 臺灣西南近海海域的細沙海底,似乎有利高物種種類數與豐富量的存在,但物種歧異度則屬中等。We determined the mitochondrial DNA sequence of S. yangtsekiense and discussed the phylogenetic status of freshwater crabs in Brachyuran according to gene arrangement features and sequence data sets. 本文以長江華溪蟹為代表,通過對線粒體基因組序列的測定,從基因序列和排列順序2個方面探討淡水蟹類在短尾類中的系統(tǒng)地位; 返回 brachyuran