地龙,即蚯蚓,种类繁多,世界上有数千种,我国亦已发现200多种,而药用仅是其中一部分.至于蚯蚓的药用种类,《本草纲目》有“白颈蚯蚓”、“蚯蚓” 或“大蚯蚓”的记载;现代医学昆虫学家的药材地龙分类有巨蚓科(Megascolecidae)环毛属(Pheretima),正蚓科(Lumbricidae)异唇属(Allolobophora)、爱胜属 There are thousands of species of earthworms, that is, earthworms. Thousands of species are found in the world. In China, more than 200 species have been discovered. Medicinal use is only a part of them. As for the medicinal species of earthworms, the “Compendium of Materia Medica” includes “white-necked earthworms,” The description of “蚯蚓” or “大蚯蚓”; the modern medical entomologist’s medicinal earthworms are classified into the family Pesttima of Megascolecidae, Allolobophora of Lumbricidae, and Aisheng. Genus