Author: Willem Ellis

new pictures Callirhytis bella; Cavariella aegopodii; Liriomyza lutea; Metzneria metzneriella; Pammene aurana; Rabdophaga salicis; Tetraneura nigriabdominalis; Wachtliella ericina.

new pictures Acantholyda hieroglyphica; Aceria chondrillae; Altica cornivorax; Amphitetranychus viennensis; Andricus quercuscorticis; Anguina agrostis; Aphis fabae mordvilkoi; Arge ochropus, pagana; Athalia rosae; Aulacorthum vaccinii; Brevicoryne brassicae; Cystiphora schmidti; Dasineura lathyri; Emmelina monodactyla; Grapholita funebrana; Hoplocampa minuta; Macrolabis holosteae; Mompha epilobiella; Nannfeldtiomyces sparganii; Oxyna flavipennis; Pammene aurana; Phaeoramularia punctiformis; Peronospora violacea; Podosphaera tridactyla; Rabdophaga karschi; Ramularia […]

new pictures Allantus viennensis; Alophia combustella; Andricus conificus; Anthonomus pomorum; Caloptilia fidella; Cladius pectinicornis; Dasineura gleditchiae, plicatrix; Depressaria daucella; Euleia heraclei; Elasmucha grisea; Gonioctena fornicata; Grapholita compositella; Nematus lucidus; Notocelia uddmanniana; Paradoxus osyridellus; Pegomya rubivora; Perapion marchicum; Periphyllus acericola; Phyllocoptes depressus; Phyllonorycter ulmifoliella; Physoderma menyanthis; Puccinia heraclei; Sphaerulina hyperici.

new pictures Acleris forsskaleana; Albugo candida; Ancylis upupana; Brachycaudus prunicola; Chaitophorus populialbae; Chrysomela populi; Crioceris quinquepunctata; Cynips longiventris, quercusfolii; Entyloma serotinum; Eriocrania salopiella; Favonius quercus; Hexomyza schineri; Hoplocampoides xylostei; Hyphantria cunea; Malacosoma neustria; Minucia lunaris; Neuroterus quercusbaccarum; Oxycarenus lavaterae; Parthenolecanium rufulum; Pegomya laticornis; Periphyllus aceris; Peronospora rumicis; Phalera bucephala; Phyllonorycter acerifoliella, geniculella; joannisi; Pyrenophora phaeocomes; […]

new pictures Arocatus longiceps; Acizzia jamatonica; Adelphocoris lineolatus; Botrytis ficariarum; Diptacus swensoni; Elatobium abietinum; Erannis defoliaria; Euceraphis betulae; Fusarium graminearum; Helicoverpa armigera; Incurvaria masculella; Kleidocerys resedae; Lasioptera eryngii; Leptinotarsa decemlineata; Leptoglossus occidentalis; Milesina murariae; Myzus persicae; Oulema melanopus; Paraconiothyrium tiliae; Peronospora chrysosplenii; Phorodon humuli; Psylliodes chrysocephala; Puccinia chrysosplenii, symphyti-bromorum; Ramularia calthae; Rhopalosiphum maidis; Wachtliella persicariae; […]

new pictures Abacarus hystrix; Aceria salviae; Aecidium clematidis; Blumeria graminis; Diplocarpon rosae; Melanopsichium pennsylvanicum; Metopolophium dirhodum; Nannfeldtiomyces sparganii; Ostrinia nubilalis; Phylloxera glabra; Seifertia azaleae; Sitobion avenae; Stigmella naturnella; Tracya hydrocharidis; T. lemnae; Uromyces ficariae. New menu item providing a short history of the website, and some data of its actual size: Backgrounds > History of […]

new pictures Aphis fabae; Phyllosticta thujae; Phytomyza gymnostoma; Trioza urticae.

new pictures Abia lonicerae; Anthodiplosis rudimentalis; Calybites quadrisignella; Cerodontha unisetiorbita; Contarinia jacobaeae, pimpinellae; Orthezia urticae; Pustula obtusata; Stigmella stettinensis.

new pictures Aceria tenella; Adelges tardus; Erysiphe platani; Fabrella tsugae; Pestalotiopsis guepinii; Puccinia cf. artemisiella; Spilopodia nervisequa; Zygiobia carpini.

new pictures Aceria cerrea; Aphis holoenotherae; Contarinia schlechtendaliana; Epichloe bromicola; Erysiphe azaleae; Hyaloperonospora parasitica; Idiopterus nephrolepidis; Lembosina aulographoides; Massalongia rubra; Mayetiola ventricola; Peronospora romanica; Taphrina padi; Uromyces inaequialtus.

new pictures Aceria eupatorii; Agromyza trebinjensis; Andricus quercustozae; Asphondylia menthae; Auleutes epilobii; Aphalara cf. maculipennis; Cercospora beticola; Choreutis nemorana; Clinodiplosis cilicrus; Contarinia rubicola; Dasineura similis, sisymbrii; Elophila nymphaeata; Entyloma calendulae; cf Eurytomocharis eragrostidis; Hydrellia albifrons; Jaapiella veronicae; cf Leipothrix dipsacivagus; Mononychus punctumalbum; Monsoma pulveratum; Peronospora arenariae; Phyllonorycter spinicolella; Plectosphaerella alismatis; Rabdophaga rosaria; Rondaniola bursaria; Rosenscheldia […]

new pictures Acleris schalleriana; Asphondylia menthae, sarothamni; Aulagromyza populi; Bremia stellata; Caloptilia stigmatella; Cercospora beticola; Contarinia fagi, ? melanocera; Coptotriche angusticollella; Corylobium avellanae; Dasineura rubella; Gracillaria syringella; Illinoia lambersi; Isochnus sequensi; Lymantria dispar; cf Massalongia rubra; Melampsora laricis-populina; Orchestes rusci; Patchiella reaumuri; Phytoecia cylindrica; Peronospora polygoni-convolvuli, rubi; Plasmopara muralis; Puccinia graminis; Ragnhildiana ampelopsidis; Rhopalomyia florum; […]

new pictures Aculops allotrichus, macrotrichus; Albugo candida; Apoderus coryli; Aprostocetus eriophyes; Contarinia fagi, quinquenotata; Dasineura medicaginis, rapunculi; Eotetranychus carpini; Fenusella hortulana; Hemaris fuciformis; Heterarthrus flavicollis; Lasiobotrys lonicerae; Lasioptera eryngii; Loewiola centaureae; cf Monochroa conspersella ; Peronospora sordida; Phytophthora infestans; Profenusa pygmaea; Rhopalosiphoninus staphyleae; Tingis crispata; Tortricodes alternella.

new pictures Andricus quercusradicis, seminationis; Aphis fabae, gossypii, nerii; Arge pagana; Boeremia exigua; Cavariella aegopodii; Cinara piceicola; Coleophora hemerobiella; Cumminsiella mirabilissima; Diplolepis mayri; Epitrimerus trilobus; Gypsonoma aceriana; Hyadaphis foeniculi; Mikiola fagi; Nematus lucidus; Peronospora grisea; Phyllocoptes gracilis; Plagiotrochus quercusilicis; Puccinia opizii; Synchytrium taraxaci; Timaspis phoenixopodos; Trioza marginepunctata.

new pictures Aceria anceps; Apethymus apicalis; Cacopsylla spec.; Curculio glandium; Cydia amplana; Dilophospora alopecuri; Earias vernana; Epichloe cf. sylvatica; Eriophyes tiliae; Golovinomyces cichoracearum; Graminopassalora graminis; Lasiobotrys lonicerae; Microbotryum scorzonerae; Myzus mumecola; Neuroterus quercusbaccarum; Paraperonospora leptosperma; Pasiphila rectangulata; Physoderma deformans; Phytoptus tetratrichus; Prociphilus xylostei; Pulvinaria hydrangeae; Ramularia armoraciae; Schroeteria decaisneana, delastrina; Septoria veronicae; Subanguina radicicola; Urocystis […]

new pictures Andricus kollari; Hyaloperonospora nasturtii-aquatici, praecox; Peronospora ornithopi; Phyllocoptes eupadi; Rhizobium leguminosarum; Rhopalomyzus lonicerae; Sorosphaerula veronicae; Spermosporina aricola; Synchytrium anemones.

new pictures Andricus aries; Aphis farinosa; Atrococcus bejbienkoi; Byctiscus populi; Dysaphis sorbi; Eriophyes pyri; Hyaloperonospora erophilae; Melanaphis pyraria; Psylla buxi; Septoria cymbalariae; Stephanitis pyri; Venturia pyrina

interesting new website Agromyzidae of Great Britain & Ireland by the National Agromyzidae Recording Scheme. new pictures Acyrthosiphon pisum; Agromyza anthracina; Chaitophorus populeti; Ectoedemia heringella; Fenusa pumila; Heterarthrus ochropoda; Melampsora pulcherrima; Mycosarcoma maydis; Phyllonorycter comparella; Pseudargyrotoza conwagana

new gall inducer for the Benelux Andricus coriarius. new gall inducer for Europe Prociphilus osmanthae. new pictures Acleris schalleriana; Atemelia torquatella; Bucculatrix demaryella; Chaitophorus salicti; Crepidodera aurata; Diplolepis mayri; Ectoedemia argyropeza; Eriophyes exilis; Eulachnus rileyi; Lathronympha strigana; Metcalfa pruinosa; Microbotryum violaceum; Pachypappa warshavensis; Phyllocoptes populi; Spilopodia nervisequa; Stigmella assimilella, sorbi; Swammerdamia caesiella.

new pictures Allantus cinctus; Chrysoesthia drurella; Contarinia pseudotsugae; Euura leucosticta, viminalis; Macrosiphum rosae; Plasmopara angelicae; Tuberolachnus salignus.

new pictures Aceria fraxinivora, horrida; Agromyza frontella; Aphis craccivora; Ardis pallipes; Appendiseta robiniae; Asphondylia miki; Brachyneurina peniophorae; Callirhytis erythrocephala; Chaetostomella cylindrica; Cerodontha unisetiorbita; ; Colopha compressa; Dasineura tubicoloides; Diurnea fagella; Entyloma linariae; Euura pedunculi; Mirificarma mulinella; Phragmataecia castaneae; Phylloxera quercus; Phytomyza agromyzina; Rhopalomyia baccarum; Semudobia betulae, skuhravae; unknown on Pyrola rotundifolia.

new pictures Aceria obiones; Adelges tardus; Andricus quercuscalicis; Aphalara freji; Callisto denticulella; Caloptilia cf populetorum; Cameraria ohridella; Chromatomyia aprilina; Coptotriche marginea; Diplocarpon mespili; Dyseriocrania subpurpurella; Gilletteella cooleyi; Jaapiella jaapiana; Parornix carpinella; Peronospora tabacina; Phyllonorycter connexella; Phytomyza lycopi; Psyllopsis fraxini; Scolioneura betuleti; Siphoninus phillyreae; Stigmella aceris, samiatella; Taphrina farlowii.

new pictures Aceria cerrea; Aleurochiton pseudoplatani; Andricus gemmeus, quercusramuli, quercustozae; Buerenia inundata; Calybites phasianipennella; Cameraria ohridella; Coleophora siccifolia; Claviceps nigricans; Curculio spec.; Dasineura medicaginis; Eriophyes distinguendus, mali; Erysiphe russellii; Epinotia abbreviana; Euura virilis; Evergestis extimalis; Fusidiella depressa; Heterarthrus ochropoda; Juncorrhiza aschersoniana; Miricatena prunicola; Phyllocnistis ramulicola; Phyllonorycter coryli; Puccinia bornmuelleri; Ramularia cynarae; Recurvaria nanella; Rhamphospora nymphaeae; […]

new pictures Aceria barbujanae, exigua, sanguisorbae; Acrolepiopsis vesperella; Aculus tetanothrix; Aleurochiton aceris; Aspidiotus bornmuelleri, hedericola; Caloptilia cuculipennella; Cecidophyopsis malpighianus; Closterotomus fulvomaculatus; Coleosporium campanulae; Contarinia viburnorum; Copium teucrii; Cydia nigricana; Dactylopius coccus; Diplocarpon mespili; Endophyllum sempervivi; Erysiphe palczewskii; Euura pavida; Forda formicaria; Gynaikothrips ficorum; Josephiella microcarpae; Laurobasidium lauri; Mayetiola destructor; Myopites apicatus; Phyllocnistis vitegenella; Phytomyza podagrariae; […]

new pictures Aceria acerismonspessulani, fraxinivora, marginemvolvens, sanguisorbae; Amblyptilia acanthadactyla; Buckleria paludum; Byctiscus betulae; Cydia pomonella; Cerodontha iridis; Dasineura miki, similis; Eriophyes prunianus; Erysiphe sedi; Euura tibialis; Macrolabis incolens; Nematus lucidus; Phloeospora robiniae; Septoria hydrocotyles; Wheeleria spilodactylus.

new pictures Aceria erinea, tristriata; Aculus convolvuli; Agromyza megalopsis; Antispila metallella; Apoderus coryli; Attelabus nitens; Biorhiza pallida; Byctiscus betulae; Cladius brullei, grandis, ulmi; Contarinia sorbi; Curculio villosus; Dasineura acrophila, rosae; Ditylenchus dipsaci; Dysaphis tulipae; Eulecanium tiliae; Euura anglica, melanocephala; Galeruca tanaceti; Incurvaria pectinea; Josephiella microcarpae; Macrodiplosis pustularis; Metzneria lappella; Monochroa conspersella (pupa); Monodiplosis liebeli; Nematus […]

new pictures Abia nitens; Aceria liszkai; Acleris hastiana; Aculus scutellariae; Allantus cinctus, viennensis; Ametastegia equiseti; Andricus foecundatrix, hungaricus; Anthonomus pedicularius; Apethymus spec.; Aspidiotus nerii; Blennocampa phyllocolpa; Byctiscus betulae; Cacopsylla spec.; Caliroa cerasi; Cimbex femoratus, luteus; Cladius compressicornis, grandis; Claremontia cf. alternipes; Colletotrichum nymphaeae; Contarinia tiliarum; Dasineura fructum, gleditchiae; Diprion similis; Dolerus madidus; Eriocampa ovata; Eriocrania […]

new identification keys for galls by Hans Roskam Aconitum, Aegopodium, Alchemilla, Alliaria, Alopecurus, Alyssum, Anchusa, Anthemis, Anthyllis, Apium, Aquilegia, Armoracia, Arrhenatherum, Avenula, Berberis, Berteroa, Bidens, Camelina, Carpinus, Carum, Chaerophyllum, Clematis, Cornus, Corylus, Cucumis, Cydonia, Echium, Erysimum, Fragaria, Geum, Gypsophila, Helianthemum, Hypericum, Isatis, Mentha, Knautia, Laserpitium, Lithospermum, Moehringia, Onobrychis, Papaver, Phalaris, Phragmites, Phyteuma, Picris, Pisum, Primula, […]

new identification keys for galls by Hans Roskam Agrostis, Angelica, Arabis, Beta, Calamagrostis, Capsella, Cerastium, Chenopodium, Cytisus, Daucus, Dianthus, Erigeron, Fagus, Galeopsis, Genista, Hordeum, Hypochaeris, Inula, Lactuca, Lamium, Leontodon, Linaria, Lolium, Matricaria, Pastinaca, Pinus, Plantago, Poa, Sisymbrium. new pictures Andricus quercusradicis; Antispilina ludwigi; Brachycaudus helichrysi; Cimbex femoratus; Cystiphora sonchi; Depressaria radiella; Diodaulus linariae; Erysiphe heraclei; […]

new identification keys for galls by Hans Roskam Anemone s.l., Aster s.l., Avena, Cardamine, Astragalus, Epilobium s.l., Festuca s.l., Filipendula, Fraxinus, Juniperus, Lonicera, Peucedanum, Picea, Pimpinella, Sinapis, Solanum, Sorbus, Stellaria, Tilia. new pictures Aceria eucricotes; Acericecis szepligetii; Amauromyza fraxini; Andricus aries, callidoma; Calyciphora albodactylus; Eriosoma lanigerum; Erysiphe arcuata; Fenusella nana; Isocolus scabiosae; Kaltenbachiella pallida; Microstroma […]

new pictures Aphis farinosa; Aulagromyza luteoscutellata; Brassicogethes aeneus; Coleophora badiipennella; Hyalopterus pruni; Janetia homocera; Microbotryum cordae; Mollisia plantaginis; Neodiprion sertifer; Peronospora calotheca; Phyllonorycter klemannella; Plectosphaerella alismatis; Prociphilus fraxinifolii; Sphacelotheca hydropiperis; Tranzschelia pruni-spinosae; Heterotrioza chenopodii, rhamni.

new identification keys by Hans Roskam Brassica, Campanula, Crataegus, Euphorbia, Geranium, Hieracium, Medicago, Potentilla, Pyrus, Rhamnus, Ribes, Senecio, Silene, Ulmus, Vicia, Viola new pictures Aproceros leucopoda; Caloptilia roscipennella; Fenusa dohrnii; Phyllonorycter schreberella; Pterocomma populeum.

new identification keys Hans Roskam has written identification keys to the galls on the “large” genera: Acer, Achillea, Alnus, Artemisia, Carex, Centaurea, Chrysanthrmum s.l., Cirsium, Crepis, Elymus s.l., Galium, Lathyrus, Malus, Populus, Prunus, Quercus, Rosa, Rubus, Rumex, Salix, Trifolium, and Veronica. new pictures Aceria pyracanthi; Agromyza idaeiana; Andricus legitimus, sieboldi; Brevicoryne brassicae; Caloptilia cuculipennella; Chaitophorus […]

new gall midge for the Benelux Xenodiplosis laeviusculi. new pictures Acericecis campestre; Amauromyza elaeagni; Andricus foecundatrix; Antispila treitschkiella; Coleophora cornutella; Euura auritae, triandrae; Lampronia fuscatella; Lasioptera arundinis; Lipara similis; Metopeurum fuscoviride; Pediaspis aceris; Phragmidium potentillae; Phyllonorycter lantanella; Rabdophaga dubiosa; Tetranychus urticae; Tuberculatus annulatus.

new gall midge for the Benelux Ozirhincus hungaricus. new pictures cf Abacarus hystrix, Aceria achilleae, cornuta, salviae; Aculus schmardae; Americina media; cf Blastodiplosis artemisiae; Botrytis convallariae; Chilaspis nitida; Coleophora sccifolia; Coleosporium asterum; Dasineura gleditchiae, similis, tetrahit; Eotetranychus tiliarium, Eriophyes pyri; Eteobalea teucrii; Eucallipterus tiliae; Gephyraulus raphanistri; Liposthenes glechomae; Macrolabis achilleae; Melanagromyza lappae; Microbotryum saponariae; Ozirhincus […]

Important publication JC Roskam, Plant Galls of Europe. Three volumes hard bound set, 2292 pages, € 399. The book offers an English translation and modernisation of Herbert Buhr’s 1964/’65 compendium of the European plant galls. Moreover the older work of Houard, that was more specifically aimed at southern Europe has been incorporated, and of course […]

Important new book Julia Kruse, 2019a. Faszinierende Pflanzenpilze: erkennen und bestimmen. Quelle & Meyer, pp 528, ca. € 40. Discusses several hundreds species of parasitic fungi, based on pictures of their macroscopic infection image, arranged by plant species. new pictures Aceria opulifolii; Callipterinella tuberculata; Calophya rhois; Choreutis pariana; Coleophora albella, arctostaphyli, bornicensis, striatipennella; Dasineura on […]

new gall midge for the Benelux Dasineura fructum. new pictures Acalitus plicans; Aceria campestricola, drabae, fraxinicola; Adelges laricis; Albugo lepidii; Anthracoidea subinclusa; Aphis commensalis, farinosa, podagrariae, sambuci, umbrella; Aristotelia brizella; Ascochyta amelanchieris; Bremia lapsanae; Cinara cupressi; Colopha compressa; Contarinia molluginis; Dasineura bergrothiana, tympani; Deightoniella arundinacea; Didymomyia tiliacea; Dysaphis devecta; Eulecanium tiliae; Exobasidium uvae-ursi; Grypocentrus spec.; […]

new pictures Andricus quercusramuli; Blennocampa phyllocolpa; Dasineura gleditchiae; Dictyla humuli; Euura virilis; Hinatara recta; Lachnus roboris; Leptotrochila cerastiorum; Liosomaphis berberidis; Milesina scolopendrii; Parna apicalis; Peronospora arborescens, corydalis, digitalis, trifolii-arvensis; Prociphilus bumeliae; Psylla buxi; Puccinia cyani, piloselloidearum, sii-falcariae, thlaspeos; Pustula obtusata; Scythropia crataegella; Taphrina pruni; Tomostethus nigritus.

new pictures Aceria laticincta; Aleurotuba jelinekii; Andricus sternlichti; Antherospora scillae; Aphis spiraecola, spiraephaga; Dasineura tympani; Discogloeum veronicae; Gymnosporangium clavariiforme; Lasioptera rubi; Mastigosporium album; Ochsenheimeria taurella; Peronospora alsinearum; Phytomyza ranunculi; Puccinia adoxae, obscura, violae; Septoria tanaceti; Stigmella pyrellicola; Taphrina rhizophora; Urocystis anemones, ficariae.

the site In order to warrant the continuity of this website, EIS Kenniscentrum Insecten (Center of Expertise Insects) and Naturalis have confirmed their support. The logos of both organisations are displayed on the site. new miner for the Netherlands Mompha lacteella new pictures Agromyza nana; Coleroa chaetomium; Cumminsiella mirabilissima; Cydia millenniana; Diplolepis fructuum; Entyloma bellidis; […]

new pictures Aleurochiton aceris; Andricus curvator; Aphis newtoni; Cheilosia fasciata; Cryptonevra flavitarsis; Euura piliserra; Hinatara recta; Kuehneola uredinis; Neoglocianus maculaalba; Obdulia spec.; Podosphaera pannosa; Pucciniastrum areolatum; Rhodus cyprius; Stigmella mespilicola; Urophora stylata.

new holly miner in the Netherlands and Belgium Phytomyza jucunda. new pictures Aceria pistaciae, spartii, stefanii; Albugo candida; Andricus quercusramuli, quercustozae; Anthracoidea caryophylleae; Aonidia lauri; Aphis verbasci; Asphondylia ervi; Caliroa annulipes; Contarinia acetosellae, valerianae; Dasineura lithospermi, lotharingiae, violae; Dryocosmus kuriphilus; Epichloe baconii, clarkii, festucae; Farysia thuemenii; Incurvaria pectinea; Jaapiella veronicae; Melampsora euonymi-caprearum; Myricomyia mediterranea; Myzus […]

new pictures Andricus inflator; Callipterinella calliptera; Contarinia nasturtii; Corythucha arcuata; Diastrophus rubi; Diplolepis spinosissimae; Gypsonoma dealbana; Microlophium carnosum; Pristiphora testacea; Puccinia albescens; Rabdophaga heterobia; Rhodus cyprius.

a new gall on walnut: Aceria brachytarsus new pictures Andricus quercusramuli; Asphondylia rosmarini; Baizongia pistaciae; Chromaphis juglandicola; Coleophora salicorniae; Corythucha ciliata; Ectoedemia quinquella; Golovinomyces asterum var. moroczkovskii; Hyaloperonospora galligena; Podosphaera euphorbiae; Puccinia hordei, longicornis; Septoria aegopodii; Stephensia brunnichella; Stigmella trimaculella; Trioza remota.

new pictures Aceria kuko, leioprocta; Adscita statices; Aequsomatus annulatus; Calycomyza humeralis; Cheilosia caerulescens; Coccus hesperidum; Cosmopterix orichalcea; Contarinia pseudotsugae; Ectoedemia atricollis; Neuroterus quercusbaccarum; Phyllosticta paviae; Ramularia bistortae; Taphrina crataegi.

new miner for the Benelux Cosmopterix orichalcea new pictures Aceria hippophaena, vitalbae; Adelges tardus; Aphis craccivora; Aproceros leucopoda; Argyresthia glabratella; Ascochyta caulina; Aulacidea hieracii; Aulagromyza similis; Carulaspis juniperi; Chromatomyia ramosa, soldanellae; Clinodiplosis cilicrus; Coleosporium tussilaginis; Commophila aeneana; Cosmopterix pulchrimella; Cryptomyzus galeopsidis; Dasineura berberidis, epilobii, phyteumatis; Diastrophus mayri; Dothidella ulmi; Ectoedemia atricollis; Endothenia lapideana; Ephestia welseriella; […]

new miner for the Benelux Phyllocnistis valentinensis new pictures Aceria ononidis, tenella; Aecidium clematidis; Andricus infectorius; Anthonomus pedicularius; Cacopsylla ulmi; Cenopalpus spinosus; Cladosporium uredinicola; Colopha compressa; Cydia servillana; Diplocarpon rosae; Diplolepis mayri; Ditula angustiorana; Euura virilis; Gelechia senticetella; Golovinomyces monardae; Liriomyza eupatorii; Lyonetia clerkella; Melanopsichium pennsylvanicum; Obolodiplosis robiniae; Ophiomyia aquilegiana; Pegomya steini; Peronospora stigmaticola; Phytomyza […]

new miner for the Netherlands Hinatara recta new pictures Aculops macrotrichus; Adelges laricis; Andricus curvator, malpighii, paradoxus, quercuscorticis; Cacopsylla pulchella; Cryptomyzus ribis; Dasineura cf loewiana, pyri; Dendrothrips ornatus; Digitivalva arnicella; Dryomyia cocciferae; Entyloma ranunculi-scelerati; Eriocrania salopiella; Eriophyes homophyllus, inangulis; Euceraphis betulae; Euura mucronata; Heringocrania unimaculella; Japanagromyza salicifolii; Lasioptera eryngii; Lipaphis alliariae; Macrodiplosis pustularis; Myzus langei; […]

new pictures Aceria macrorhyncha; Andricus callidoma, foecundatrix; Bucculatrix frangutella; eggs of Cacopsylla spec.; Coleophora laricella; Dasineura aparines; Hexomyza simplicoides; Phragmidium rosae-pimpinellifoliae; Plenodomus visci; Podosphaera leucotricha; Puccinia allii, bornmuelleri, liliacearum; Pustula obtusata; Rhopobota ustomaculana; Sphaeropsis visci; Tranzschelia anemones; Trisetacus pini.

new pictures Aculus hippocastani, magnirostris; Aulagromyza caraganae; Caloptilia staintoni; Cecidophyes nudus, psilonotus; Coleophora otidipennella; Coleosporium campanulae; Dasineura cytisi; Ectoedemia heringella; Eriophyes exilis; Gymnosporangium sabinae; Leucoptera spartifoliella; Mikiola fagi; Orchestes jota; Panaphis juglandis; Peronospora chenopodii, somniferi; Phyllonorycter froelichiella; Phytomyza agromyzina; Phytoptus abnormis; Polystigma rubrum; Profenusa pygmaea; Rabdophaga dubiosa, pierreana, saliciperda; Trifurcula immundella.

new pictures Acalitus brevitarsus; Aceria cerrea, salviae; Aculus mosoniensis; Aculus acraspis; cf Agrobacterium tumefaciens; Aphelonyx cerricola; Blennocampa phyllocolpa; Cerodontha iraeos; Coleophora acrisella, albicosta, arenicola, festivella, fretella, helianthemella, semicinerea, trifolii; Dasineura napi, ulmaria; Janetiella lemeei; Melampsora euonymi-caprearum; Neuroterus anthracinus; Parapodia sinaica; Periclistus caninae; Planetella tarda; Pristiphora monogyniae; Rabdophaga rosaria; Stefaniella trinacriae.

new gall midge for the fauna of the Benelux Cystiphora leontodontis new pictures Andricus caputmedusae, lucidus, sieboldi; Camarotoscena speciosa; Ceutorhynchus assimilis; Contarinia anthobia; Lipara lucens; Macrodiplosis pustularis; Monarthropalpus flavus; Mycodiplosis larvae; Podosphaera leucotricha; Puccinia menthae; Uromyces pisi. Strongly aberrant galls Euura (Pontania) proxima

new pictures Aceria fraxinivora, sanguisorbae; Agrobacterium tumefaciens; Asterodiaspis spec.; cf Chlorops strigulus; Cryptosiphum artemisiae; Dasineura centaureae; Diastrophus rubi; Eriosoma lanigerum; Isothea rhytismoides; Lasioptera rubi; Mimeuria ulmiphila; Planchonia arabidis; Pterotopteryx dodecadactyla; Puccinia cynodontis; ? Steneotarsonemus holci; Triphragmium ulmariae; Uroleucon taraxaci.

new smut fungus for the flora of Belgium Entyloma tanaceti new mine for the Benelux Cosmopterix pulchrimella found in western Belgium new pictures Aceria artemisiae; Agrobacterium tumefaciens; Agromyza idaeiana (mine, puparium); Aphis pomi; Bremia cirsii; Camarotoscena speciosa; Campiglossa plantaginis; Caricosipha paniculatae; Ceruraphis eriophori; Chrysoesthia sexguttella; Coleophora atriplicis, coronillae; Cosmopterix scribaiella larva; Dasineura dioicae, lotharingiae; Dysaphis […]

“new” gall on rosemary Pseudomonas syringae ? new gall for the Benelux Rhopalomyia palaearum new mine for the Benelux Stigmella nivenburgensis (numerous localities!) new edition gall field guide Roelof Jan Koops: “Veldgids Plantengallen” unknown Mayetiola on Milium effusum new host plant Phyllonorycter comparella: Populus x canadensis (This made it necessary to rewrite the Phyllonorycter section […]

new species for the Benelux Phytomyza actaeae new book Arnold Grosscurt, Plantengallen aberrant galls on rose Diplolepis nervosa/eglanteriae new pictures Acalyptris minimella; Aceria chondrillae, megacera, stefanii; Acericecis szepligetii, vitrina; Aculus magnirostris; Aecidium ranunculi-acris; Albugo candida; Ametrodiplosis thalictricola; Anthracoidea subinclusa; Aphidoletes aphidimyza; Aphis umbrella; Aploneura lentisci; Arthrocnodax coryligallarum; Carpomya schineri; Clinodiplosis cilicrus; Contarinia coryli, loti; Dothidella […]

New pictures Aceria macrochela, tuberculata; Andricus foecundatrix, hungaricus, infectorius; Bactericera femoralis; Bremia lactucae, tulasnei; Cameraria ohridella; Coleophora plumbella, siccifolia; Cupido minimus; Dasineura fraxini, rosae; Diplolepis eglanteriae; Erysiphe elevata, lonicerae var. lonicerae, magnifica, necator, trifoliorum; Hayhurstia atriplicis; Illinoia lambersi; Janetia panteli; Liriomyza approximata, eupatorii; Mompha divisella; Neoerysiphe galeopsidis; Neuroterus anthracinus, quercusbaccarum; Oligotrophus schmidti; Pemphigus spyrothecae; Phragmidium […]