Polyhedral disease in Tipula paludosa (Meigen) / by John Rennie. Mites on hive bees and on hives / by John Rennie and Elsie J. Harvey. On the moulting of the lobster / by Richard Elmhirst. Notes on Myriapoda. 28. Kampecaris tuberculata, n.sp., from the Old Red Sandstone of Ayrshire / by S. Graham Brade-Birks.