The Sessional Divisions of Powder East and South, and Ryder, and the civil parishes of Ladock and St Blazey.
Borlase's resignation caused a by-election.
McArthur was appointed a Lord Commissioner of the Treasury, requiring a by-election.
The political parties had been making preparations for an election to take place and by July 1914, the following candidates had been selected;
This former constituency in the United Kingdom or its predecessor states article is a stub.