Volume 30 [42 articles]

• Proceedings of the Cambridge Entomological Club
  Volume 30 (1923), Issue 1, Pages 36-39
• Observations on the Feeding Habits of Robber Flies. Part I., S. W. Bromley
  Volume 30 (1923), Issue 2, Pages 41-45
• Notes on the Dipterous Family Cyrtidæ, F. R. Cole
  Volume 30 (1923), Issue 2, Pages 46-48
• New Species of North American Cyrtidae, Charles W. Johnson
  Volume 30 (1923), Issue 2, Pages 49-51
• The Zoological Record
  Volume 30 (1923), Issue 2, Pages 51-51
• North American Dixidæ, O. A. Johannsen
  Volume 30 (1923), Issue 2, Pages 52-58
• Two New Species of Phoridæ From Baltic Amber, Charles T. Brues
  Volume 30 (1923), Issue 2, Pages 59-62
• New Species of North American Dolichopodidæ, M. C. Van Duzee
  Volume 30 (1923), Issue 2, Pages 63-73
• Notes on Sinea Diadema (Fabr.); Hemiptera, Geo. W. Barber
  Volume 30 (1923), Issue 2, Pages 74-76
• New Saw-Flies, Hymenoptera, From Oregon, Alex. D. MacGillivray
  Volume 30 (1923), Issue 2, Pages 77-81