Aus bus A ex B and Aus bus A in B are not the same according to ICN and need to be distinquished

[dimus]

Aus bus A ex B means that B validly published a name that was originally created by A ( for example the name was in a herbarium, and B published it in a paper. Credit for the name goes to B.

Aus bus A in B means that A published (validly) the name as a part of publication where B is the author. Credit goes to A.