苏门答腊栉足蛛科（蜘蛛目）的调查。4. 一种具有独特交配器官形态的新棘蛛属物种（索雷尔，1891年）

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

作者信息

Fomichev Alexander A, Omelko Mikhail M, Marusik Yuri M

机构信息

Altai State University; Lenina Pr.; 61; Barnaul; RF-656049; Russia.; Tomsk State University; Lenina Pr.; 36; Tomsk; RF-634050; Russia.; Western Caspian University; 31 Istiglaliyyat Street; Baku; Azerbaijan..

Federal Scientific Center of East Asia Terrestrial Biodiversity; Far Eastern Branch; Russian Academy of Sciences; Vladivostok 690022; Russia.; Far Eastern Federal University; Laboratory of ecology and evolutionary biology of aquatic organisms (LEEBAO); Institute of World Ocean; Vladivostok 690091; Russia..

出版信息

Zootaxa. 2024 Nov 5;5536(3):492-500. doi: 10.11646/zootaxa.5536.3.9.

DOI:10.11646/zootaxa.5536.3.9

PMID:39646360

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.

摘要

基于雌雄两性，在苏门答腊岛（印度尼西亚）发现了一个新物种——卡赞采娃刺蛛（Acantheis kazantsevae sp. nov.）。该新物种的雄性具有不寻常的触肢，其 tegular 骨片扭曲，有两个臂：一个大的回旋镖形状的前臂和一个带有深腔的后臂。提供了诊断、描述和插图。讨论了新物种在1891年的刺蛛属（Acantheis Thorell）中的系统位置。