Polyphaga (cockroach)
Polyphaga is a genus of sand cockroaches in the family Corydiidae. Species
The Cockroach Species File lists:
 Polyphaga aegyptiaca (Linnaeus, 1758) - type species (as Blatta aegyptiaca L.)
 Polyphaga indica Walker, 1868
 Polyphaga obscura Chopard, 1929
 Polyphaga plancyi Bolívar, 1883
 Polyphaga saussurei (Dohrn, 1888)

References 

Cockroach genera
Insects of Europe