A research team led by Dietmar Schwarz has argued that it most likely developed within that time by hybridization of two other species: R. mendax, the blueberry maggot, and R. zephyria, the snowberry maggot.
Josef Schwarz | Dietmar Domnick | Adolf Schwarz | Rudolf Schwarz | Rudolf Schwarz (conductor) | Gerard Schwarz | Jessica Schwarz | Reichsbanner Schwarz-Rot-Gold | Ludwig Schwarz | FAO Schwarz | Dean Schwarz | Weiß Schwarz | Simone Schwarz-Bart | Schwarz | Norbert Schwarz | Mommie Schwarz | Joe Schwarz | Jeffrey Schwarz | Jaecki Schwarz | Helmut Schwarz | Hanna Schwarz | Gert-Dietmar Klause | François Xavier de Schwarz | Dietmar Schwarz | Dietmar Schönherr | Dietmar Hopp's son | Dietmar Feichtinger | Cauchy–Schwarz inequality | Brinsley Schwarz | Berthold Schwarz |