Where does this extra stroke come from in the kanji for cicada?
I'm wondering where this extra stroke came from in the kanji for cicada that I have highlighted and would like an explanation since it doesn't match up with the kanji radicals on kanshudo...
![](https://kbin.pithyphrase.net/media/cache/resolve/entry_thumb/2f/dc/2fdc00f70f7d6171749ce639ef0802e78262b0f431e73da2baae4f9ace03b475.jpg)