What feature distinguishes true spiders (Order Araneae) from camel spiders (Order Solifugae) regarding body connection?

Answer

True spiders possess a narrow connection called a pedicel, which solifuges lack

True spiders have a pedicel connecting the prosoma and opisthosoma, which allows for abdominal mobility necessary for silk production. Camel spiders lack this pedicel.

What feature distinguishes true spiders (Order Araneae) from camel spiders (Order Solifugae) regarding body connection?
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