| Subject | English | Spanish |
| agric. | apple and pear bryobia | ácaro arlequinado del manzano (Bryobia praetiosa, Bryobia rubrioculus) |
| agric. | apple and pear bryobia | arañuela parda (Bryobia praetiosa, Bryobia rubrioculus) |
| pest.contr. | apple and pear canker | cáncer de la corteza de las frondosas Nectria galligena |
| pest.contr. | apple and pear canker | necrosis cancerosa de la madera Nectria galligena |
| pest.contr. | apple and pear canker | chancro del manzano y del peral Nectria galligena |
| nat.sc., agric. | artichoke pear shaped weevil | gorgojo de la alcachofa (Apion carduorum) |
| entomol. | artichoke pear shaped weevil | gorgojo de la alcachofa Apion carduorum |
| entomol. | artichoke pear shaped weevil | apión de la alcachofa Apion carduorum |
| nat.sc. | artichoke pear shaped weevil | apión de la alcachofa (Apion carduorum) |
| entomol. | brown pear aphid | pulgón pardo del peral Melanaphis pyraria |
| org.name. | Cactus Pear Network | Red del nopal |
| entomol. | clover pear-shaped weevil | apión del trébol Apion apricans |
| nat.sc., agric. | clover pear-shaped weevil | gorgojo del trébol (Apion apricans, Apion virens) |
| entomol. | clover pear-shaped weevil | gorgojo del trébol Apion apricans |
| nat.sc., agric. | clover pear-shaped weevil | apion del trébol (Apion apricans, Apion virens) |
| nat.sc., agric. | Italian pear scale | cochinilla roja del peral (Diaspis leperii) |
| entomol., span. | Italian pear scale | cochinilla roja del peral Epidiaspis leperii (Sign.) |
| entomol., Chil. | Italian pear scale | conchuela blanca del peral Epidiaspis leperii (Sign.) |
| entomol., urug.sp. | Italian pear scale | cochinilla gris del peral Epidiaspis leperii (Sign.) |
| nat.sc., agric. | Italian pear scale | cochinilla gris del peral (Diaspis leperii, Epidiaspis betulae) |
| gen. | Japanese pear scab | cribado del peral del Japón (Venturia nashicola) |
| nat.sc., agric. | pea pear-shaped weevil | picudo (Apion pisi) |
| nat.sc., agric. | pea pear-shaped weevil | gorgojo del guisante (Apion pisi) |
| nat.sc. | pea pear-shaped weevil | apión del guisante (Apion pisi) |
| entomol., urug.sp. | pear and cherry sawfly | babosita de los frutales Caliroa cerasi (C. limacina, L.) |
| entomol., span. | pear and cherry sawfly | babosita del cerezo Caliroa cerasi (C. limacina, L.) |
| entomol., span. | pear and cherry sawfly | babosa del peral Caliroa cerasi (C. limacina, L.) |
| entomol., Arg. | pear and cherry sawfly | babosita de los perales Caliroa cerasi (C. limacina, L.) |
| nat.res. | pear and cherry slug sawfly | gusano limaco (Caliroa cerasi, Caliroa limacina, Eriocampoides limacina) |
| entomol., urug.sp. | pear and cherry slug sawfly | babosita de los frutales Caliroa cerasi (C. limacina, L.) |
| entomol., span. | pear and cherry slug sawfly | babosita del cerezo Caliroa cerasi (C. limacina, L.) |
| entomol., Arg. | pear and cherry slug sawfly | babosita de los perales Caliroa cerasi (C. limacina, L.) |
| entomol., span. | pear and cherry slug sawfly | babosa del peral Caliroa cerasi (C. limacina, L.) |
| nat.res. | pear and cherry slug sawfly | babosilla del cerezo y peral (Caliroa cerasi, Caliroa limacina, Eriocampoides limacina) |
| entomol., urug.sp. | pear and cherry slugworm | babosita de los frutales Caliroa cerasi (C. limacina, L.) |
| entomol., span. | pear and cherry slugworm | babosa del peral Caliroa cerasi (C. limacina, L.) |
| entomol., span. | pear and cherry slugworm | babosita del cerezo Caliroa cerasi (C. limacina, L.) |
| entomol., Arg. | pear and cherry slugworm | babosita de los perales Caliroa cerasi (C. limacina, L.) |
| entomol. | pear aphid | pulgón del peral Dysaphis pyri |
| nat.sc., agric. | pear aphid | pulgón del peral (Dysaphis pyri, Sappaphis mala, Sappaphis piri, Yezabura piri) |
| agric. | Pear bacterial canker, Stone fruits bacterial canker, Trees bacterial canker, Citrus pit black, Citrus blast, Bean brown spot, Maize chocolate spot, Sorghum bacterial leaf spot | chancro bacteriano (Pseudomonas cerasi, Pseudomonas holci, Pseudomonas syringae pv. syringae, Pseudonomas syringae) |
| entomol. | pear bedstraw aphid | pulgón del peral Dysaphis pyri |
| nat.sc., agric. | pear bedstraw aphid | pulgón del peral (Dysaphis pyri, Sappaphis mala, Sappaphis piri, Yezabura piri) |
| entomol. | pear blossom weevil | antónomo deinvierno del peral Anthonomus pyri |
| entomol. | pear blossom weevil | antónomo del peral Anthonomus pyri |
| nat.sc., agric. | pear blossom weevil | picudo de la pera (Anthonomus cinctus, Anthonomus pyri) |
| entomol. | pear blossom weevil | picudo del peral Anthonomus pyri |
| entomol. | pear blossom weevil | gorgojo del peral Anthonomus pyri |
| nat.sc., agric. | pear blossom weevil | gorgojo del peral (Anthonomus cinctus, Anthonomus pyri) |
| nat.sc., agric. | pear borer | gusano barrenador del tallo del arroz (Archips argyrospila, Archips argyrospilus, Cacoecia argyrospila) |
| entomol. | pear borer | gusano barrenador del tallo del arroz Archips argyrospilus |
| nat.sc., agric. | pear borer | agrilo del peral (Agrilus sinuatus) |
| agric. | pear borer | barrenillo del peral (Agrilus sunuatus) |
| entomol. | pear bryobia | arañuela roja Bryobia rubrioculus |
| entomol. | pear bryobia | arañuela parda de los frutales Bryobia rubrioculus |
| nat.sc., agric. | pear bryobia | arañuela parda de los frutales (Bryobia arborea, Bryobia redicorzevi, Bryobia rubrioculus) |
| nat.sc., agric. | pear bryobia | arañuela roja (Bryobia arborea, Bryobia redicorzevi, Bryobia rubrioculus) |
| entomol. | pear-coltsfoot aphid | pulgón negro del peral Anuraphis farfarae |
| agric. | pear crusher | trituradora de peras |
| nat.res., agric. | pear decline mycoplasm | micoplasma de la tristeza de peral |
| entomol. | pear-grass aphid | pulgón pardo del peral Melanaphis pyraria |
| food.ind. | pear in syrup | pera conservada en almíbar |
| food.ind. | pear juice | jugo de pera |
| food.ind. | pear juice | zumo de pera |
| entomol. | pear lace bug | tigre del peral Stephanitis pyri (F.) |
| agric. | pear lace bug | tigre del peral (Stephanitis pyri) |
| entomol. | pear lace bug | chinche del peral Stephanitis pyri (F.) |
| agric. | pear lace bug | chinche del peral (Stephanitis pyri) |
| nat.sc., agric. | pear leaf blister mite | ácaro del peral (Eriophyes phytoptus, Eriophyes piri, Eriophyes pyri, Phytoptus piri, Phytoptus pyri) |
| nat.sc., agric. | pear leaf blister mite | eriofies del peral (Eriophyes phytoptus, Eriophyes piri, Eriophyes pyri, Phytoptus piri, Phytoptus pyri) |
| entomol., urug.sp. | pear leaf blister mite | ácaro del peral Eriophyes pyri |
| entomol., span. | pear leaf blister mite | sarna del peral Eriophyes pyri |
| entomol., Chil. | pear leaf blister mite | erinosis del peral y manzano Eriophyes pyri |
| entomol. | pear leaf blister mite | erinosis del peral Eriophyes pyri |
| nat.sc., agric. | pear leaf blister mite | erinosis del peral (Eriophyes phytoptus, Eriophyes piri, Eriophyes pyri, Phytoptus piri, Phytoptus pyri) |
| agric. | pear leaf blister mite | ácaro de la erinosis del peral (Eriophyes pyri) |
| agric. | pear leaf blister mite | eriófido de las hojas del peral (Eriophyes pyri) |
| entomol. | pear leaf blister moth | minadora Cemiostoma scitella |
| agric. | pear leaf blister moth | minadora en círculos (Cemiostoma scitella, Leucoptera malifoliella) |
| entomol. | pear leaf eating weevil | filobio del peral Phyllobius pyri (L.) |
| nat.sc., agric. | pear leaf eating weevil | filobio del peral (Phyllobius piri, Phyllobius pyri) |
| entomol. | pear leaf midge | enrollador de las hojas del peral Dasineura pyri (Bch.) |
| entomol. | pear leaf midge | cecidomia de las hojas del peral Dasineura pyri (Bch.) |
| nat.sc., agric. | pear leaf midge | cecidomia de las hojas del peral (Dasyneura piri, Dasyneura pyri, Perrisia pyri) |
| nat.sc., agric. | pear leaf spot | septoriosis del peral (Mycosphaerella sentina) |
| nat.sc., agric. | pear leaf spot | manchas blancas de las hojas del peral (Mycosphaerella sentina) |
| entomol. | pear leaf weevil | picudo del peral Anthonomus spilotus |
| entomol. | pear leaf-curling midge | enrollador de las hojas del peral Dasineura pyri (Bch.) |
| entomol. | pear leaf-curling midge | cecidomia de las hojas del peral Dasineura pyri (Bch.) |
| nat.sc., agric. | pear leaf-curling midge | cecidomia de las hojas del peral (Dasyneura piri, Dasyneura pyri, Perrisia pyri) |
| entomol. | pear leaf-roller | cecidomia de las hojas del peral Dasineura pyri (Bch.) |
| entomol. | pear leaf-roller | enrollador de las hojas del peral Dasineura pyri (Bch.) |
| nat.sc., agric. | pear midge | mosquito del peral (Contarinia pyrivora Rilaf) |
| nat.sc., agric. | pear midge | cecidomia de las eperas (Contarinia pyrivora Rilaf) |
| entomol. | pear midge | cecidomia del peral Contarinia pyrivora (Ril.) |
| agric. | pear midge | cecidomia del peral (Contarinia pyrivora) |
| chem. | pear oil | esencia de peras |
| chem. | pear oil | acetato de amilo |
| entomol. | pear psylla | mieleta del peral Psylla pyri, Psylla pyricola |
| nat.sc., agric. | pear psylla | psila del peral (Psylla pyricola) |
| nat.sc., agric. | pear psylla | pulguilla del peral (Psylla pyricola) |
| entomol. | pear psylla | psila del peral Psylla pyri, Psylla pyricola |
| agric. | pear psylla | psílido del peral (Psylla pirisuga) |
| nat.sc., agric. | pear psyllids | psila del peral (Psylla pyricola) |
| nat.sc., agric. | pear psyllids | pulguilla del peral (Psylla pyricola) |
| pest.contr. | pear ring pattern mosaic | mosaico anular del peral |
| pest.contr. | pear ring pattern mosaic | mosaico en anillos del peral |
| pest.contr. | pear ring pattern mosaic | dibujo en anillos del peral |
| nat.sc., agric. | pear root aphid | pulgón del olmo (Aphis ulmi, Eriosoma inopinatum, Eriosoma lanuginosa, Eriosoma pyri, Schizoneura lanuginosum) |
| pest.contr. | pear rust | roya del peral Gymnosporangium sabinae |
| nat.sc., agric. | pear rust | roya del peral (Gymnosporangium fuscum, Gymnosporangium sabinae) |
| pest.contr., Chil. | pear rust mite | agamuzado del peral Epitrimerus pyri (Nal.) |
| entomol., urug.sp. | pear sawfly | babosita de los frutales Caliroa cerasi (C. limacina, L.) |
| entomol., Arg. | pear sawfly | babosita de los perales Caliroa cerasi (C. limacina, L.) |
| entomol., span. | pear sawfly | babosita del cerezo Caliroa cerasi (C. limacina, L.) |
| entomol. | pear sawfly | hoplocampa del peral Hoplocampa brevis (Klug) |
| entomol. | pear sawfly | hoplocampa del peral y del ciruelo Hoplocampa brevis (Klug) |
| entomol. | pear sawfly | tentredino del peral Hoplocampa brevis (Klug) |
| entomol., span. | pear sawfly | babosa del peral Caliroa cerasi (C. limacina, L.) |
| nat.sc., agric. | pear sawfly | hoplocampa del peral (Hoplocampa brevis) |
| nat.sc., agric. | pear scab | sarna del peral (Fusicladium pirinum, Venturia pirina) |
| pest.contr. | pear scab | sarna del peral Venturia pirina |
| pest.contr. | pear scab | moteado del peral Venturia pirina |
| pest.contr. | pear scab | roña del peral Venturia pirina |
| nat.sc., agric. | pear scab | roña del peral (Fusicladium pirinum, Venturia pirina) |
| nat.sc., agric. | pear scab | moteado del peral (Fusicladium pirinum, Venturia pirina) |
| agric. | pear scab | caracha del peral (Fusicladium pirinum, Venturia pirina) |
| entomol. | pear scale | piojo del peral Quadraspidiotus pyri |
| bot. | pear-shaped | piriforme |
| med. | pear-shaped bladder | cuchilla piriforme |
| industr., construct. | pear-shaped drop | almendra |
| chem. | pear-shaped flask | matraz piriforme |
| chem. | pear shaped flask | matraz piriforme |
| bot. | pear-shaped guava | peral de las Indias Psidium guajava var. pyriferum |
| nat.sc., agric. | pear-shaped guava | guyabo blanco (Psidium guajava var. pyriferum) |
| nat.sc., agric. | pear-shaped guava | peral de las Indias (Psidium guajava var. pyriferum) |
| nat.sc., agric. | pear-shaped guava | guayabo del Peru (Psidium guajava var. pyriferum) |
| bot. | pear-shaped guava | guayabo del Perú Psidium guajava var. pyriferum |
| bot. | pear-shaped guava | guayabo blanco Psidium guajava var. pyriferum |
| med. | pear-shaped heart | corazón piriforme |
| chem. | pear-shaped separating funnel | embudo de decantación piriforme |
| life.sc., chem. | pear-shaped suction bulb | pera de aspiración |
| med. | pear-shaped syringe | jeringa piriforme |
| med. | pear-shaped thorax | tórax en tonel |
| med. | pear-shaped thorax | tórax piriforme |
| med. | pear-shaped thymus | timo en forma de pera |
| nat.sc. | pear shaped weevil | apión del manzano (Apion pomonae) |
| nat.sc. | pear shaped weevil | apión de los frutales (Apion pomonae) |
| entomol., span. | pear slug | babosa del peral Caliroa cerasi (C. limacina, L.) |
| entomol., span. | pear slug | babosita del cerezo Caliroa cerasi (C. limacina, L.) |
| entomol., urug.sp. | pear slug | babosita de los frutales Caliroa cerasi (C. limacina, L.) |
| entomol., Arg. | pear slug | babosita de los perales Caliroa cerasi (C. limacina, L.) |
| nat.res. | pear slug US | babosilla del cerezo y peral (Caliroa cerasi, Caliroa limacina, Eriocampoides limacina) |
| nat.res. | pear slug US | gusano limaco (Caliroa cerasi, Caliroa limacina, Eriocampoides limacina) |
| agric. | pear spirit | aguardiente de peras |
| nat.sc., agric. | pear sucker | pulguilla del peral (Psylla pyricola) |
| nat.sc., agric. | pear sucker | psila del peral (Psylla austriaca, Psylla pirisuga, Psylla pyrisuga, Psylla rufitarsis, Psylla rutila) |
| entomol. | pear sucker | psila del peral Psylla pyri, Psylla pyricola |
| entomol. | pear sucker | mieleta del peral Psylla pyri, Psylla pyricola |
| agric. | pear sucker | psílido del peral (Psylla pirisuga) |
| entomol. | pear summer psyllid | psilido estival del manzano Psylla costalis |
| entomol., Arg. | pear thrips | trips del peral Taeniothrips inconsequens (Uzel) |
| entomol., Chil. | pear thrips | cuerudo del ciruelo Taeniothrips inconsequens (Uzel) |
| nat.sc., agric. | pear thrips | trips del peral (Taeniothrips inconsequens, Taeniothrips pyri) |
| entomol. | pear tingid | chinche del peral Stephanitis pyri (F.) |
| entomol. | pear tingid | tigre del peral Stephanitis pyri (F.) |
| agric. | pear tingitid | chinche del peral (Stephanitis pyri) |
| agric. | pear tingitid | tigre del peral (Stephanitis pyri) |
| agric. | pear-tree | peral (Pyrus communis) |
| gen. | pear-tree | peral |
| agric. | pear tree | peral (Pyrus communis) |
| gen. | pear tree | peral |
| nat.sc., agric. | pear tree psylla | psilido del peral (Cacopsylla pyri, Psylla piri, Psyllia pyri) |
| nat.sc., agric. | pear tree psylla | psila de la pera (Cacopsylla pyri, Psylla piri, Psyllia pyri) |
| pest.contr. | pear vein yellows | amarilleo de las nerviaciones del peral |
| entomol. | pear web-spinning sawfly | lida del peral Neurotoma flaviventris |
| nat.sc., agric. | pear web-spinning sawfly | lida del peral (Lyda clypeata, Lyda flaviventris, Lyda pyri, Lyda saltuum, Neurotoma clypeata, Neurotoma flaviventris, Neurotoma pyri, Neurotoma salturna, Neurotoma saltuum) |
| agric. | prickly pear cactus | nopal (Opuntia ficus-indica, opuntia monocartha) |
| agric. | prickly pear cactus | chumbera (Opuntia ficus-indica, opuntia monocartha) |
| agric. | prickly pear cactus | higuera chumba (Opuntia ficus-indica, opuntia monocartha) |
| agric. | prickly pear cactus | higuera de las Indias (Opuntia ficus-indica, opuntia monocartha) |
| gen. | prickly pear cactus | tunal |
| gen. | prickly pear cactus | nopal |
| bot. | prickly pear fruit | tuna |
| bot. | prickly pear growth or thicket | tunal |
| bot. | prickly pear growth or thicket | nopalera |
| gen. | prickly pear patch | nopalera |
| pest.contr. | quince and pear leaf blight | entomosporiosis Entomosporium maculatum |
| pest.contr. | quince and pear leaf blight | mancha en ojo del membrillo Entomosporium maculatum |
| nat.sc., agric. | sinuate pear tree borer | agrilo del peral (Agrilus sinuatus) |
| agric. | sinuate pear tree borer | barrenillo del peral (Agrilus sunuatus) |
| entomol. | social pear sawfly | lida del peral Neurotoma flaviventris |
| nat.sc., agric. | social pear sawfly | lida del peral (Lyda clypeata, Lyda flaviventris, Lyda pyri, Lyda saltuum, Neurotoma clypeata, Neurotoma flaviventris, Neurotoma pyri, Neurotoma salturna, Neurotoma saltuum) |
| gen. | Tobacco brown spot, Tomato fruit rot, Bean leaf blight, Beet leaf blight, Apple storage rot, Pear storage rot, Apple moldy core, Apple core rot | alternariosis del tomate (Alteranaria alternata, Alternaria tenuis) |
| gen. | Tobacco brown spot, Tomato fruit rot, Bean leaf blight, Beet leaf blight, Apple storage rot, Pear storage rot, Apple moldy core, Apple core rot | alternariosis del tabaco (Alteranaria alternata, Alternaria tenuis) |
| nat.sc., agric. | woolly pear aphid | pulgón del olmo (Aphis ulmi, Eriosoma inopinatum, Eriosoma lanuginosa, Eriosoma pyri, Schizoneura lanuginosum) |