Howardula Cobb, 1921

Howardula acarinora Wachek, 1955

Howardula acarinorum

Howardula aoronymphium Welch, 1959

Howardula apioni Poinar, Laumond & Bonifassi, 1980

Howardula benigna

Howardula husseyi Richardson, Hesling & Riding, 1977

Howardula oscinellae (Goodey, 1930)