Published in Bull. Brit. Mus. (Nat. Hist.), London Ent., in 1950, in volume 1, pages 1-170

Published in Bull. Brit. Mus. (Nat. Hist.), London Ent., in 1950, in volume 1, pages 173-219

Published in Bull. Brit. Mus. (Nat. Hist.), London Ent., in 1950, in volume 1, pages 275-300

Published in Bulletin of the British Museum (Natural History) Entomology, in 1950, in volume 1, issue 3, pages 221-272