いさごむし 沙虫 LinksSentence search for 沙虫Sentence search for いさごむしSentence search for 石蚕Kanji details for 沙 and 虫Edit in JMdict Noun1. caddis worm; caddis-worm (caddisfly larva)See also 飛螻蛄Other forms石蚕 【いさごむし】 Discussions Log in to talk about this word.