| Subject | English | German |
| entomol. | pear leaf midge | Birnenblattgallmücke (Dasyneura pyri) |
| nat.sc., agric. | pear leaf midge | Birnenblattgallmuecke (Dasyneura piri, Dasyneura pyri, Perrisia pyri) |
| entomol. | pear leaf-curling midge | Birnenblattgallmücke (Dasyneura pyri) |
| nat.sc., agric. | pear leaf-curling midge | Birnenblattgallmuecke (Dasyneura piri, Dasyneura pyri, Perrisia pyri) |