Oulema arizonae
Oulema brunnicollis
Oulema collaris
Oulema concolor
Oulema cornuta
Oulema dolichosoma
Oulema duftschmidi
Oulema elongata
Oulema erichsonii
Oulema gallaeciana
Oulema hoffmannseggii
Oulema laticollis
Oulema longipennis
Oulema maculicollis
Oulema margineimpressa
Oulema melanopus
Oulema minuta
Oulema obscura
Oulema oryzae
Oulema palustris
Oulema pumila
Oulema rufocyanea
Oulema sayi
Oulema schadei
Oulema septentrionis
Oulema simplissima
Oulema simulans
Oulema texana
Oulema tristis
Oulema variabilis