Hysterochelifer meridianus is a small, predatory insect belonging to the order Pseudoscorpiones. It is commonly found in the southern regions of North America. This species has a distinctive elongated body, measuring around 2-3 millimeters in length, with a reddish-brown coloration. H. meridianus is known for its specialized pincer-like appendages, which it uses to capture and immobilize its prey.