几何寇蛛
几何寇蛛 | |
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科学分类 | |
界: | 动物界 Animalia |
门: | 节肢动物门 Arthropoda |
纲: | 蛛形纲 Arachnida |
目: | 蜘蛛目 Araneae |
科: | 球蛛科 Theridiidae |
属: | 寇蛛属 Latrodectus |
种: | 几何寇蛛 L. geometricus
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二名法 | |
Latrodectus geometricus C. L. Koch, 1841[1]
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异名[1] | |
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几何寇蛛(学名:Latrodectus geometricus),又称棕色寡妇蛛[2],为寇蛛属的一种蜘蛛,分布遍及全球,原产地可能是南非[2],但学界尚无定论[3]。它和同属的黑寡妇蜘蛛较为相似,只是体型较小、颜色较淡。
毒性
它和黑寡妇蜘蛛一样具有蛛毒。但其毒性本身就比黑寡妇蜘蛛的蛛毒小得多[4],影响的一般只有伤口附近位置。此外加上几何寇蛛体形本来就比较小,所以能注入伤口的毒也就较少[3]。其毒在小鼠身上的半数致死量为0.43 mg/kg[5][6]。
参考文献
- ^ 1.0 1.1 Taxon details Latrodectus geometricus C.L. Koch, 1841. World Spider Catalog (Natural History Museum Bern). [2016-10-29]. (原始内容存档于2021-12-07).
- ^ 2.0 2.1 Reagan, Mark. It's officially confirmed: There's a new spider in southwest Kansas. Dodge City Daily Globe. 12 August 2011 [28 September 2012]. (原始内容存档于25 March 2012).
- ^ 3.0 3.1 Vetter, Richard S. The brown widow spider, Latrodectus geometricus. Department of Entomology, Center for Invasive Species Research, University of California, Riverside. 2013 [15 July 2013]. (原始内容存档于2011-08-13).
- ^ Brown, Eryn. Brown widow spiders 'taking over' in Southern California. Science Now (Los Angeles Times). 2 July 2012 [28 September 2012]. (原始内容存档于2012-12-12).
- ^ Rauber, Albert. Black Widow Spider Bites. Clinical Toxicology. 1 January 1983, 21 (4–5): 473–485. PMID 6381753. doi:10.3109/15563658308990435.
- ^ McCrone, J.D. Comparative lethality of several Latrodectus venoms. Toxicon. 1 December 1964, 2 (3): 201–203. doi:10.1016/0041-0101(64)90023-6.