Rhinosorus is spelled how?

There's no word "Rhinosorus" in the English language. It's likely a misspelling or a made-up word.

Here are some possibilities:

* Rhinoceros: This is the correct spelling for the large mammal with a horn.

* Rhizophora: This is a genus of mangrove trees.

* Rhizome: This is a type of plant stem that grows horizontally underground.

If you can provide more context about where you encountered this word, I may be able to give you a more accurate answer.