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Non-toxic. Haiyan (Sea Swallow) is indicated for injuries and pain induced by rainy weather; decoct in water and take orally to induce sweating, which resolves the condition; it may also be incorporated into formulas that nourish Yang (Compendium of Materia Medica). [Habitat] (Li Shizhen states) Haiyan is produced in the East Sea. [Physical Characteristics] One cun in diameter, flat in shape with a round face, patterns on the body resembling fungi, mouth located ventrally, feeds on fine sand, five distinct grooves beside the mouth constitute its feet. [Color] Dorsal side green-black, ventral side white, brittle texture similar to Sepia Eglefimi (Cuttlebone). [Taste] Salty. [Nature] Warm. (Record of Waters and Soils of Linhai states) Yangsuzhu (Sun-foot) grows in the sea, dorsal color green-black, ventral white, possesses five feet, head and tail indistinguishable, soft when alive, becomes dry and crisp upon death, this is the same substance. (Strange Records of Linhai) records Yan fish are five cun long, flying up over one zhang during rainy weather; this may be a case of homonymy.

Haijing (Sea Mirror) (Appendix to Compendium) Haiyue (Sea Moon) ○ (Li Shizhen states) Also known as Jingyu (Mirror Fish), Suo[End], and Gaoyaopan (Ointment Pan), produced in the South Sea, formed by two halves joining together, shell round like a mirror, interior very smooth and lustrous, reflecting sunlight like mica, containing little flesh resembling mussel embryo, abdomen hosts hermit crabs the size of beans, resembling crabs; when Haijing is hungry, it emerges to feed, and when it enters, the mirror is also full (Guo Pu's Rhapsody states) Suo[End] abdominal crab and Jellyfish-eyed shrimp refer to this.

Non-toxic. Oviparous. Jiuxiangchong (Nine-fragrance Insect) is indicated for stagnation of Qi in the chest and epigastrium, deficiency of Spleen and Kidney, and strengthening of Yuan Yang (Compendium of Materia Medica). [Name] Heidou Chong (Black Pocket Insect). [Habitat] (Li Shizhen states) Jiuxiangchong is produced in the Chishui River, Yongning Wei, Guizhou. [Season] (Collection) Collected in winter months; hibernating under stones until Winter Solstice, locals collect them for human consumption; after Jingzhe (Awakening of Insects), they fly out and become unusable. [Usage] Used whole. [Physical Characteristics] Size of a small finger, resembling water striders. [Color] Body green-black. [Taste] Salty. [Nature] Warm. [Compound Treatment] (Stir-fried) Chenjupi (Aged Tangerine Peel) 4 qian each, Baizhu (Atractylodis Macrocephalae Rhizoma) roasted 5 qian, Duzhong (Eucommiae Cortex) prepared with animal fat 8 qian; grind into powder, refine honey to make pills the size of paulownia seeds; take 1.5 qian per dose with salted clear soup or salted wine, morning and evening once each; the efficacy of this formula lies in this insect.

Non-toxic. Xuecan (Snow Silkworm) is indicated for resolving internal heat and thirst diseases (Compendium of Materia Medica). [Name] Xuequ (Snow Maggot). [Habitat] (Li Shizhen) According to Ye Ziqi’s *Caomu Zi* (Book of Plants and Trees), Xuecan grows north of Yinshan and north of Emeshan; people call it Xuequ. Snow accumulates on these two mountains for generations without melting, and this creature is born within. [Season] (Collection) Collected in summer months. [Usage] Used whole. [Physical Characteristics] Size of a gourd. [Color] Pure white. [Taste] Extremely sweet and pleasant. [Nature] Greatly Cold.

Bingcan (Ice Silkworm) (Supplementary Collection) ○ (Wang Zinian’s *Shiyiji* states) On Mount Yuanqiao, there is Bingcan, six to seven cun long, black in color, possessing scales and horns; covered with frost and snow, it spins cocoons one chi long, drawing five-colored silk to weave patterned cotton; impervious to water immersion and fire burning; presented by coastal people during Emperor Yao’s reign; its texture is light, warm, soft, and smooth; according to this analysis, it belongs to the category of Xuecan.