Color–magnitude diagram for the sources in the field of NGC 3115. Symbols are the same as in Fig. 3: gray dots refer to the full matched sample, orange empty circles to sources selected using the range of morphometric and photometricproperties of confirmed GCs, pale-blue filled circles are the sources in the final catalog. Confirmed sources, taken from the literature, are shown with green circles (GCs), red dots (stars), and blue empty circles (UCDs).