蚕 - silkworm

silk thread; silk yarn

silkworm (Bombyx mori)

sericulture; silkworm culture; silkworm raising

silkworm-raising room

silkworm gut; catgut

ragworm; sandworm; clam worm (Hediste)

atlas moth (Attacus atlas)

silkworm droppings

sericulturist; silk grower; silkworm raiser

Institute of Sericulture

summer silkworms

archiannelids of the genus Saccocirrus (esp. Saccocirrus major)