| Subject | English | French |
| entomol. | European pear scale | diaspis du poirier (Epidiaspis leperii) |
| entomol. | European pear scale | cochenille rouge du poirier (Epidiaspis leperii) |
| entomol. | Italian pear scale | diaspis du poirier (Epidiaspis leperii) |
| entomol. | Italian pear scale | cochenille rouge du poirier (Epidiaspis leperii) |
| nat.sc., agric. | Italian pear scale | diaspis du poirier (Diaspis leperii, Epidiaspis betulae) |
| nat.sc., agric. | Italian pear scale | cochenille rouge du poirier (Diaspis leperii, Epidiaspis betulae) |
| nat.sc., agric. | pear oystershell scale | kermès virgule du poirier (Lepidosaphes conchiformioides, Lepidosaphes conchiformis, Lepidosaphes ficus, Lepidosaphes minima, Lepidosaphes rubri, Mytilocco cus ficus, Mytilococcus conchiformioides, Mytilococcus conchiformis, Mytilococcus minima, Mytilococcus rubri) |
| nat.sc., agric. | pear oystershell scale | cochenille virgule du figuier (Lepidosaphes conchiformioides, Lepidosaphes conchiformis, Lepidosaphes ficus, Lepidosaphes minima, Lepidosaphes rubri, Mytilocco cus ficus, Mytilococcus conchiformioides, Mytilococcus conchiformis, Mytilococcus minima, Mytilococcus rubri) |
| entomol. | pear scale | cochenille jaune des arbres fruitiers Quadraspidiotus pyri |
| gen. | Pear white scale Japan | Kermes japonais (Leucaspis japonica, Leucaspis japonicus, Lopholeucaspis japonica, Lopholeucaspis japonicus) |
| entomol. | pear-tree oyster scale | cochenille ostréiforme (Quadraspidiotus ostreaeformis) |
| entomol. | pear-tree oyster scale | coquille à l'huître (Quadraspidiotus ostreaeformis) |
| entomol. | pear-tree oyster scale | cochenille du pommier (Quadraspidiotus ostreaeformis) |
| entomol. | pear-tree oyster scale | cochenille coquille à l'huître (Quadraspidiotus ostreaeformis) |
| entomol. | prickly pear scale | cochenille des cactées (Diaspis echinocacti) |
| nat.sc., agric. | prickly pear scale | kermès des cactiers (Diaspis echinocacti) |
| nat.sc., agric. | prickly pear scale | cochenille des cactées (Diaspis echinocacti) |