black widow spider

(redirected from Latrodectus mactans)
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Related to Latrodectus mactans: Latrodectus hesperus, Latrodectus variolus

black widow spider

poisonous spider; consumes her mate after mating. [Zoology: NCE, 308]
References in periodicals archive ?
We have demonstrated that the venom of Chilean Latrodectus mactans contains neurotoxins that induce a contraction partially independent of transmitters release.
Evidence of Insemination of multiple females by the male black-widow spider, Latrodectus mactans (Araneae, Theridiidae).
Well, Tom[sz]s Saraceno's art installation at Baltic Centre for Contemporary Art will give you some idea because it was modelled on the web of the venomous black widow spider (or latrodectus mactans, to give it its scientific name).