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article · Zootaxa

A survey of the Sumatran Ctenidae (Araneae). 4. A new species of Acantheis Thorell, 1891 with unique copulatory organs morphology

Abstract

A new species, Acantheis kazantsevae sp. nov., is described from Sumatra Island (Indonesia) on the basis of both sexes. The male of the new species possesses unusual palp with a twisted tegular apophysis having two arms: a large boomerang-shaped anterior one and a posterior one with a deep cavity. Diagnosis, description and illustrations are provided. Systematic placement of the new species within Acantheis Thorell, 1891 is discussed.

Research topics

  • Spider Taxonomy and Behavior Studies
  • Lepidoptera: Biology and Taxonomy
  • Animal Behavior and Reproduction

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DOI: 10.11646/zootaxa.5536.3.9

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