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Thanks! I didn't known about this site. I think it will be very useful
http://www.araneae.unibe.ch
I think this site can help you :)
You can return to [ The World Spider Catalog, by Norman I. Platnick ] it will helps you
The World Spider Catalog, by Norman I. Platnick ]
http://research.amnh.org/iz/spiders/catalog
We can observe this for example on the abdomen of Hermetia illucens. Do you have any knowledge in this field or articles?
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