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Araneus gemmoides, commonly known as the jewel spider (a name shared with Austracantha minax) and cat-faced spider (a name shared with Araneus gemma), is a common, outdoor, orb-weaver spider found in Canada and the USA. [1] It is considered harmless and has a low-toxicity venom. [2] A. gemmoides is a useful natural predator for insects. [1] [3] [4]
Like most Araneus species, A. gemma is harmless to humans. It contains a venomous toxin of low molecular weight called argiotoxin, [1] that antagonizes the actions of the neurotransmitter glutamate. [2] Dopamine was also identified in the venom of A. gemma in a concentration of 4.3 nM. [3] The web silk of the A. gemma ranges from 1 to 4 μm in ...
Araneus angulatus Clerck, 1757 (type species) — Palearctic Araneus angulatus personatus Simon, 1929 — Belgium, France Araneus anjonensis Schenkel, 1963 — China
Araneus is a genus of common orb-weaving spiders. It includes about 650 species , among which are the European garden spider and the barn spider . The genus was erected by Carl Alexander Clerck in 1757.
The white-winged orbweaver (Araneus albotriangulus) is a small orbweaver that was first described in the year 1887 by Eugen von Keyserling. These spiders were previously known as Araneus parvulus and Eriophora parvulus before they got their current scientific name.
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The Illinois List of Endangered and Threatened Species is reviewed about every five years by the Illinois Endangered Species Protection Board (ESPB). [1] To date it has evaluated only plants and animals of the US state of Illinois, not fungi, algae, or other forms of life; species that occur in Illinois which are listed as endangered or threatened by the U.S. federal government under the ...
Argiotoxins represent a class of polyamine toxins isolated from the orb-weaver spider (Araneus gemma [1] and Argiope lobata). [2] The orb-weaver spiders, also known as araneids; belong to the Araneidae spider family. This type of spider is found in almost every area of the world. Chemical structure of argiopine (argiotoxin 636)