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