Posted by mcerny on 18-01-2018 16:43
#2
Phb.cambii je valid name, von Tschirnhaus (1992) and Zlobin (2008) established synonymy of
Phb. betulae with
Phb. cambii (see Papp, Černý 2016: Agromyzidae (Diptera) of Hungary, Vol. 2). Phallus is variable and also it depends on angle view.
Milos