Generic characters of Nematinae 41–42 Nematus lucidus ♀ 43 N. wahlbergi ♀ 44 N. wahlbergi valvula 3 45 N. umbratus valvula 3 46 Euura melanocephalus valvula 3 47 E. bohemani valvula 3 48 E. ribesii valvula 3 49 E. salicis valvula 3 50 Nematus wahlbergi penis valve 51 N. umbratus penis valve 52 Euura salicis penis valve 53 E. ribesii penis valve 54 E. bohemani penis valve 55 Nematus princeps penis valve 56 Nematus umbratus ♀ 57–58 Nematus princeps ♀. Scale bars: 2 mm (41–43, 56), 5 mm (57–58)