Coloured scanning electron micrograph (SEM) of Pseudoscorpion (Hysterochelifer sp.) from North America, Colorado, USA. Pseudoscorpions are small arachnids with a flat body and pincers that resemble scorpions. They are beneficial to humans since their diet consists of moth larvae, carpet beetle larvae, lice, ants, mites, and flies. Magnification: x5 when shortest axis printed at 25 millimetres.
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