Classification status Amphipoda Arthrropoda Swordtail Xiphosura Horseshoe Crab Family Limulidae Horseshoe Crab Genus Tachypleus
Chinese horseshoe crabs are scoop-shaped, composed of the cephalothorax, abdomen, and caudal sword in three parts, the entire body is covered with a hard armor, the dorsal surface is rounded, and the ventral surface is concave, which belongs to the warm-water near the sea of the valuable and rare arthropods.
The horseshoe crab originated in the Devonian Period of the Paleozoic Era, long before the dinosaurs and primitive fish. It is called "living fossil" and has academic research value.