幾何寇蛛
外观
幾何寇蛛![]() | |
---|---|
![]() | |
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: | 幾何寇蛛 L. geometricus
|
二名法 | |
Latrodectus geometricus C. L. Koch, 1841[1]
| |
異名[1] | |
|
幾何寇蛛(學名:Latrodectus geometricus),又稱棕色寡婦蛛[2],为寇蛛属的一種蜘蛛,分佈遍及全球,原產地可能是南非[2],但學界尚無定論[3]。它和同屬的黑寡婦蜘蛛較為相似,只是體型較小、顏色較淡。
![](http://upload.wikimedia.org/wikipedia/commons/thumb/b/bb/Latrodectus_RUSVM_egg_sac.jpg/220px-Latrodectus_RUSVM_egg_sac.jpg)
![](http://upload.wikimedia.org/wikipedia/commons/thumb/8/8a/20140627_001020CLOSE.jpg/220px-20140627_001020CLOSE.jpg)
毒性
[编辑]它和黑寡婦蜘蛛一樣具有蛛毒。但其毒性本身就比黑寡婦蜘蛛的蛛毒小得多[4],影響的一般只有傷口附近位置。此外加上幾何寇蛛體形本來就比較小,所以能注入傷口的毒也就較少[3]。其毒在小鼠身上的半數致死量為0.43 mg/kg[5][6]。
參考文獻
[编辑]- ^ 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.