Published in Entomologist's Record London, in 1921, in volume 33, pages 21-25

Published in Entomologist's Record London, in 1921, in volume 33, pages 29-32

Published in Entomologist's Record London, in 1921, in volume 33, pages 41-48

Published in Entomologist's Record London, in 1921, in volume 33, pages 64-66

Published in Entomologist's Record London, in 1921, in volume 33, pages 67-70

Published in Entomologist's Record London, in 1921, in volume 33, pages 205-209