All 3 articles are journal reprints.
The 1st part is a translation of: Die Tierwelt Sudwest-Australiens und ihre geographischen Beziehungen.
The 2nd part is a resume of "Die Fauna Sudwest-Australiens" v.1, parts 1-13.
The 3rd part is a resume of "Die Fauna Sudwest-Australiens" v.2, parts 1-25 and v.3, parts 1-13.