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Scytodes thoracica is a spitting spider, so called because it spits a venomous sticky silken substance over its prey.Its size ranges between 3–6 mm (0.12–0.24 in). The carapace is unusual in sloping upwards towards its rear end, whereas the abdomen slopes downwa
Scytodes is a genus of spitting spiders that occur all around the world. The most widely distributed species is Scytodes thoracica , which originally had a palearctic distribution, but has been introduced to North America, Argentina, India, Australia, and New Zealand. [ 1 ]
A number of spiders can cause spider bites that are medically important. Almost all spiders produce venom but only a few are able to cause significant harm to humans. [1] Two medically important spider genera have a worldwide distribution—Latrodectus and Loxosceles. Others have a limited distribution.
Scytodidae spiders are haplogyne, meaning they lack hardened female genitalia.They have six eyes, like most spiders in this group, arranged in three pairs. They possess long legs and a dome-shaped cephalothorax, and are usually yellow or light brown with black spots or marks.
Bites from the recluse spiders cause the condition loxoscelism, in which local necrosis of the surrounding skin and widespread breakdown of red blood cells may occur. [4] Headaches, vomiting and a mild fever may also occur. [4] Other spiders that can cause significant bites include the Australian funnel-web spider [5] and South American ...
Transmission electron micrograph of the Sin Nombre virus, the virus responsible for the outbreak. The spherical particles are virus bodies (virions). The 1993 Four Corners hantavirus outbreak was a disease outbreak caused by a hantavirus that occurred in the Four Corners region of the US states in Arizona, Colorado, and New Mexico.
The Araneomorphae (also called the Labidognatha or "true spiders" [1]) are an infraorder of spiders.They are distinguishable by chelicerae (fangs) that point diagonally forward and cross in a pinching action, in contrast to the Mygalomorphae (tarantulas and their close kin), where they point straight down.
Pyrrolizidine alkaloidosis can result in damage to the liver, kidneys, heart, brain, smooth muscles, lungs, DNA, lesions all over the body, and could be a potential cause of cancer. [1] [2] Pyrrolizidine alkaloidosis is known by many other names such as "Pictou Disease" in Canada [3] and "Winton Disease" in New Zealand. [4]