Latrodectus

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Related to Latrodectus hasseltii: Latrodectus mactans

Latrodectus

 [lat″ro-dek´tus]
a genus of poisonous spiders. L. mac´tans is the black widow spider. See also spider bite.
Latrodectus mac´tans a species found in the United States; commonly known as the black widow. Its bite may cause severe symptoms or even death. (For first aid, see spider bite.)

Latrodectus

(lat'rō-dek'tŭs),
A genus of relatively small spiders, the widow spiders, capable of inflicting highly poisonous, neurotoxic, painful bites; they are responsible, along with Loxosceles species (the brown spiders), for most of the severe reactions from spider envenomation. Medically important species are known from Australia, North and South America, South Africa, and New Zealand. Some venomous species, in addition to Latrodectus mactans (the black widow spider), are Latrodectus bishopi (the red-legged widow spider), Latrodectus euracaviensis, Latrodectus geometricus, and Latrodectus tredecimguttatus.
[L. latro, servant, robber, + G. dēktēs, a biter]

Latrodectus

A genus of venomous spiders–Family Theridae–eg, black widow spider, Latrodectus mactans, endemic to the US, with a characteristic orange-red hourglass-shaped marking on the abdomen; the venom is a non-hemolytic neurotoxin Clinical Latency of hours, followed by severe myalgia, myospasm, truncal rigidity, N&V, diaphoresis, shock; most cases resolve spontaneously, small children are at ↑ risk of M&M Treatment Establish airway, supportive care

La·tro·dec·tus

(lat-rō-dek'tŭs)
A genus of relatively small spiders, the widow spiders, capable of inflicting highly poisonous, neurotoxic, painful bites.
[L. latro, servant, robber, + G. dēktēs, a biter]

Latrodectus

A genus of poisonous spiders. L. mactans is known as the black widow spider.