大寒，无毒。主治伤寒伏热，狂谬，大腹，黄胆。一名土龙。三月取，阴干。
又，蚯蚓，盐沾为汁，治耳聋。
《本经》原文∶蚯蚓，味咸，寒。主蛇瘕，去三虫伏尸，鬼注蛊毒，杀长虫，仍自化作
水。生平土。
无毒。生东城，夏至取，曝干。
《本经》原文∶蝼蛄，味咸，寒。主产难，出肉中刺，溃痈肿，下哽噎，解毒，除恶疮。
一名蟪蛄，一名天
有毒。主治手足端寒，肢满贲豚。生长沙。五月五日取，蒸，藏之。临用当炙。勿置
中。令人吐。（畏羊角、石膏。）
又，捣为丸，塞下部，引痔虫出尽，永瘥。
《本经》原文∶蜣螂，味咸，寒。主小儿惊痫螈 ，腹胀寒热，大人癫疾狂易。一名
蜣。火熬之良。生池
有毒。蚀疮中恶肉，鼻中息肉，散结气石淋，去子。服一刀圭即下。一名青蛙，生汶
八月取。（恶甘草。）
《本经》原文∶地胆，味辛，寒。主鬼注寒热，鼠 恶疮死肌，破症瘕，堕胎。一名
青。生川谷。
有毒。除五脏间热，肌中鼠 ，止烦满，补中，去厥痹，利机关。用之当炼，得水
肠，又云得水良。一名马蛤。生江湖及东海。取无时。
《本经》原文∶马刀，味辛，微寒。主漏下赤白，寒热，破石淋，杀禽兽，贼鼠。生池
泽。
有毒，主除寒热温疰，解肌，散结热。一名贝齿。生东海。
《本经》原文∶贝子，味咸，平。主目翳，鬼注蛊毒，腹痛下血，五癃，利水道。烧用
之良。生池泽。
Da Han (Mole Cricket), non-toxic. It treats latent heat of cold damage, mania and delirium, abdominal distension, and jaundice. Also known as Tu Long. Harvested in the third month, dried in the shade.
Additionally, Earthworm (Qiu Yin) juice obtained by dipping in salt is used to treat deafness.
Original text from *Shennong Bencao Jing*: Earthworm, salty flavor, cold nature. It primarily treats snake accumulation, eliminates three parasites and latent corpse diseases, Gui Zhu and Gu poison, kills long worms, and can transform itself into water. Grows in flat soil.
Non-toxic. Produced in Dongcheng, harvested on the Summer Solstice, sun-dried.
Original text from *Shennong Bencao Jing*: Mole Cricket (Lou Gu), salty flavor, cold nature. It treats difficult labor, removes thorns from flesh, ulcerates abscesses, relieves dysphagia, detoxifies, and eliminates malignant sores.
Also known as Hui Gu, also known as Tian...
Toxic. It treats cold extremities of hands and feet, limb fullness, and Ben Tun Qi (Qi rushing upward). Produced in Changsha. Harvested on the fifth day of the fifth month, steamed and stored. When used, it should be roasted. Do not place it in the center, as it causes vomiting. (Averse to Sheep Horn and Gypsum.)
Additionally, crushed into pills and inserted into the lower orifice (anus) to draw out hemorrhoid worms completely, leading to permanent cure.
Original text from *Shennong Bencao Jing*: Dung Beetle (Qiang Lang), salty flavor, cold nature. It treats pediatric convulsions and spasms, abdominal distension with alternating cold and heat, and adult epilepsy with mania. Also known as Qiang. Fire-roasted preparation is superior. Grows in ponds...
Toxic. It corrodes malignant flesh in sores, nasal polyps, dissipates stagnant Qi and stone strangury, and induces abortion. One Dao Gui dose causes expulsion. Also known as Qing Wa, produced in Wen... Harvested in August. (Dislikes Licorice Root.)
Original text from *Shennong Bencao Jing*: Ground Beetle (Di Dan), pungent flavor, cold nature. It treats Gui Zhu alternating cold and heat, mouse... malignant sores and necrotic muscle, breaks up masses and accumulations, and induces abortion. Also known as Qing... Grows in river valleys.
Toxic. It clears heat between the five Zang organs, mouse... in muscles, stops irritability and fullness, tonifies the Middle Jiao, removes Jue Bi (cold-induced obstruction), and benefits joint movement. When used, it should be refined; using Shui Chang or claiming Shui Liang is effective. Also known as Ma Ha. Grows in rivers, lakes, and the East Sea. Harvested at any time.
Original text from *Shennong Bencao Jing*: Razor Clam (Ma Dao), pungent flavor, slightly cold nature. It treats leukorrhea with red and white discharge, alternating cold and heat, breaks up stone strangury, and kills birds, beasts, thieves, and rats. Grows in ponds and marshes.
Toxic, it primarily clears alternating cold and heat from Wen Zhu, resolves the muscle layer, and dissipates clustered heat. Also known as Bei Chi. Produced in the East Sea.
Original text from *Shennong Bencao Jing*: Cowrie Shell (Bei Zi), salty flavor, neutral nature. It treats leukoma, Gui Zhu and Gu poison, abdominal pain with bloody stool, Wu Long (five types of strangury), and promotes urinary flow. Burnt for use is superior. Grows in ponds and marshes.