About
The character "螵" is employed almost solely in the compound "螵蛸" to designate the egg case of insects such as the mantis, with its formation deriving from a standard phono-semantic principle by combining the semantic radical "虫" for insect with the phonetic component "票" to guide pronunciation. This structural composition was intentionally created to provide a precise term for an entomological feature within the Chinese lexicon, and its semantic scope has been consistently confined to this specific referent across historical usage without broadening or shifting into other domains.