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  • 标题:Kurtosis and skew show longer males in Centrobolus
  • 本地全文:下载
  • 作者:Mark Cooper
  • 期刊名称:Arthropods
  • 电子版ISSN:2224-4255
  • 出版年度:2020
  • 卷号:9
  • 期号:1
  • 页码:21-26
  • 出版社:International Academy of Ecology and Environmental Sciences
  • 摘要:Sexual Size Dimorphism (SSD) in the diplopod genus Centrobolus has a positive correlation with body size. Length, width and rings are the main components of interspecific variation in diplopod species. Interspecific variation in size was calculated in 6 species and data sets tested for skewness and kurtosis. 28 values were positively skew and had positive kurtosis while 8 were negatively skew and 4 had negative kurtosis. In 6 cases width was positively skewed and in four cases it was negatively skewed. Length was positively skewed in all 6 species except C. titanophilus. Longer males were thought to have increased reproductive success through female preference for larger size when there was size assortative mating behaviour.
  • 关键词:Diplopod; horizontal; kurtosis; length; skew.
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