Search by Species Epithet | Search by Family/Genus | List All Species | PBI Project Home Heteroptera Species Pages         Select the family        -- Acanaloniidae Acanthosomatidae Achilidae Achilixiidae Aclerdidae Adelgidae Aenictopecheidae Aepophilidae Aetalionidae Aleyrodidae Alydidae Anthocoridae Aphalaridae Aphelocheiridae Aphididae Aphrophoridae Aphylidae Aradidae Artheneidae Asterolecaniidae Belostomatidae Berytidae Blissidae Caliscelidae Calophyidae Canopidae Carsidaridae Ceratocombidae Cercopidae Cerococcidae Cicadellidae Cicadidae Cimicidae Cixiidae Clastopteridae Coccidae Colobathristidae Conchaspididae Coreidae Corimelaenidae Corixidae Cryptorhamphidae Curaliidae Cydnidae Cymidae Dactylopiidae Delphacidae Derbidae Diaspididae Dictyopharidae Dinidoridae Dipsocoridae Enicocephalidae Equisetaceae Eriococcidae Eurybrachidae Flatidae Fulgoridae Fulgoroidea Gasteruptiidae Gelastocoridae Gelechiidae Geocoridae Gerridae Halimococcidae Hebridae Helotrephidae Henicocoridae Hermatobatidae Heterogastridae Homotomidae Hydrometridae Hyocephalidae Hypsipterygidae Idiostolidae Issidae Joppeicidae Kermesidae Kerriidae Kinnaridae Kuwaniidae Labiduridae Largidae Lasiochilidae Lecanodiaspididae Leptopodidae Lestoniidae Liviidae Lophopidae Lyctocoridae Lygaeidae Macroveliidae Malcidae Margarodidae Matsucoccidae Medocostidae Meenoplidae Megarididae Membracidae Mesoveliidae Microphysidae Miridae Momphidae Monophlebidae Nabidae Naucoridae Nepidae Ninidae Nogodinidae Notonectidae Nymphalidae Ochteridae Omaniidae Ortheziidae Oxycarenidae Pachygronthidae Pachynomidae Parastrachiidae Pentatomidae Phacopteronidae Phloeidae Phoenicococcidae Phylloxeridae Piesmatidae Pityococcidae Plataspidae Pleidae Plokiophilidae Polyctenidae Potamocoridae Pseudococcidae Psyllidae Putoidae Pyrrhocoridae Reduviidae Rhopalidae Rhyparochromidae Ricaniidae Saldidae Schizopteridae Scutelleridae Steingeliidae Stenocephalidae Termitaphididae Tessaratomidae Tettigometridae Thaumastellidae Thaumastocoridae Thyreocoridae Tingidae Tischeriidae Triozidae Tropiduchidae Unknown Urostylididae Veliidae Velocipedidae Xylococcidae Select the genus -- Acaciacoccus Acinicoccus Acrochordonus Adelosoma Aemulantonina Agastococcus Albertinia Allomyrmococcus Allotrionymus Amonostherium Anaparaputo Anisococcus Annulococcus Anthelococcus Antonina Antoninella Antoninoides Apodastococcus Archeomyrmococcus Artemicoccus Asaphococcus Asphodelococcus Asteliacoccus Atriplicicoccus Atrococcus Australicoccus Australiputo Balanococcus Benedictycoccina Bessenayla Bimillenia Bolbococcus Boninococcus Boreococcus Borneococcus Bouhelia Brasiliputo Brevennia Brevicoccus Callitricoccus Calyptococcus Cannococcus Capitisetella Ceroputo Chaetococcus Chaetotrionymus Chileputo Chloeoon Chlorococcus Chnaurococcus Chorizococcus Chryseococcus Cintococcus Circaputo Cirnecoccus Clavicoccus Coccidella Coccidohystrix Coccura Coleococcus Colombiacoccus Conicosoma Conulicoccus Coorongia Cormiococcus Crenicoccus Criniticoccus Crisicoccus Crocydococcus Cryptoripersia Cucullococcus Cyperia Cypericoccus Cyphonococcus Dawa Delococcus Delottococcus Dicranococcus Discococcus Distichlicoccus Diversicrus Doryphorococcus Drymococcus Dysmicoccus Eastia Ehrhornia Electromyrmococcus Epicoccus Erimococcus Eriocorys Erioides Erium Eucalyptococcus Eumyrmococcus Eupeliococcus Euripersia Eurycoccus Exallomochlus Exilipedronia Extanticoccus Farinococcus Ferrisia Fijicoccus Fonscolombia Formicococcus Gallulacoccus Geococcus Glycycnyza Gomezmenoricoccus Gouxia Grewiacoccus Hadrococcus Hambletonrhizoecus Heliococcus Heterobrevennia Heterococcopsis Heterococcus Hippeococcus Hopefoldia Hordeolicoccus Humococcus Hypogeococcus Iberococcus Idiococcus Inopicoccus Ityococcus Kenmorea Kermicus Kiritshenkella Kissrhizoecus Lachnodiella Lacombia Laingiococcus Laminicoccus Lanceacoccus Lankacoccus Lantanacoccus Lenania Leptococcus Leptorhizoecus Lomatococcus Londiania Longicoccus Maconellicoccus Macrocepicoccus Maculicoccus Madacanthococcus Madagasia Madangiacoccus Madeurycoccus Malaicoccus Malekoccus Mammicoccus Marendellea Marmyan Marottarhizoecus Mascarenococcus Maskellococcus Mauricoccus Melanococcus Metadenopsis Metadenopus Miconicoccus Mirococcopsis Mirococcus Miscanthicoccus Misericoccus Mizococcus Mollicoccus Mombasinia Moystonia Mutabilicoccus Nairobia Natalensia Neochavesia Neoclavicoccus Neoripersia Neosimmondsia Neotrionymus Nesococcus Nesopedronia Nesticoccus Nipaecoccus Nudicauda Octococcus Odacoccus Ohiacoccus Oracella Orococcus Orstomicoccus Oxyacanthus Palaucoccus Palmicultor Paludicoccus Pandanicola Papuacoccus Paracoccus Paradiscococcus Paradoxococcus Paraferrisia Paramococcus Paramonostherium Paramyrmococcus Parapaludicoccus Paraputo Pararhodania Paraserrolecanium Paratrionymus Paulianodes Pedrococcus Pedronia Peliococcopsis Peliococcus Pellizzaricoccus Penthococcus Peridiococcus Perystrix Phenacoccus Phyllococcus Pilococcus Planococcus Pleistocerarius Poecilococcus Polystomophora Porisaccus Porococcus Promyrmococcus Prorhizoecus Prorsococcus Pseudantonina Pseudococcus Pseudorhizoecus Pseudorhodania Pseudoripersia Pseudotrionymus Pygmaeococcus Quadrigallicoccus Rastrococcus Renicaula Rhizoecus Rhodania Ripersiella Ritsemia Rosebankia Saccharicoccus Sarococcus Scaptococcus Seabrina Serrolecanium Seyneria Sinococcus Spartinacoccus Sphaerococcus Spilococcus Spinococcus Stachycoccus Stemmatomerinx Stipacoccus Strandanna Stricklandina Strombococcus Synacanthococcus Syrmococcus Tangicoccus Tasmanicoccus Telocorys Thaimyrmococcus Tibetococcus Tomentocera Trabutina Tridiscus Trimerococcus Trionymus Trochiscococcus Turbinococcus Tylococcus Tympanococcus Ventrispina Villosicoccus Volvicoccus Vryburgia Wapoacoccus Williamsrhizoecus Xenococcus Yudnapinna Select the species aberrans ssp. aberrans aberrans ssp. ovalis acomus agrestis agropyronicola americanus angustifrons apoensis apoxys aristidae arnicae artemisiarum ascripticius austrinus bambusae bocheri boratynskii bruneiensis calamagrostidis cantonensis caricis circulus clandestinis claviger claviseta cogonicola copiosus coronus cressae cynodontis dactylis dactyloctenii dagestanicus demertor dilatatus dolus faratsi ferganensis festucae formosanus frontalis funiuensis gyrus haancheni hamberdi hypoestis idahoensis inaequalis incertus insularis interjecti internodii inyazurae iridis isfarensis jonesi kirgisicus kobotokensis kurilensis lanatus latus latvicus levis longissimus lowryi magnus masrensis mocus modocensis mongolicus mori multisetiger multivorus myersi myrmecarius nanus nepalicus newname newsteadi nicotianacola nudus oblongus orestes orientalis palauensis paludicola parvaster perrisii ssp. bassensis perrisii ssp. perrisii petiolicola phalaridis phragmitis pietranerae pilosus placatus plurostiolatus polyporus prolatus quadricirculus radicicola radicum rhizophilus rotundatus sasae sativus smithii strongylus summus tangi tasmanianus terranora themedae thulensis tomlini townesi turgidus utahensis vaginatus violascens virgatus williamsi winnemucae yaelae zebedielae zoysiae            List all species   Trionymus quadricirculus McKenzie, 1967 (Pseudococcidae) HOST PLANT Poaceae: Elymus condensatus J. Presl Poaceae: Elymus elymoides (Raf.) Swezey FURTHER INFORMATION Discover Life DISTRIBUTION USA

MATERIAL EXAMINED Order by: Default Depository Institution Sex Type Status PBIUSI     (By default, the specimens are ordered by: Country, State/Province, County/Divisoin, Locality) PBI USI Country State Division Locality Sex Type Status Elevation(m) GPS Coordinate Host Collection_Date Collector Inst. Code Created By CSCA_TCN 00024326  USA  California  Alpine  Monitor Pass  1 Adult Female  Paratype    38.67556; -119.61944  Poaceae:Elymus elymoides (Raf.) Swezey  02 Aug 1964  D. R. Miller and J. A. Froebe  CSCA  Houghton, Candice  CSCA_TCN 00024327  USA  California  Nevada  Truckee  1 Adult Female      39.32806; -120.18222  Unknown:   26 Aug 1965  T. R. Haig  CSCA  Houghton, Candice  CSCA_TCN 00024330  USA  California  Nevada  Truckee  1 Adult Female      39.32806; -120.18222  Unknown:   26 Aug 1965  T. R. Haig  CSCA  Houghton, Candice  CSCA_TCN 00024329  USA  California  Nevada  Truckee, Southern Pacific Rail Road Yard  1 Adult Female      39.32732; -120.18592  Poaceae:Elymus elymoides (Raf.) Swezey  26 Aug 1965  T. R. Haig  CSCA  Houghton, Candice  CSCA_TCN 00024328  USA  California  Nevada  Truckee, Southern Pacific Rail Road Yard  1 Adult Female      39.32732; -120.18592  Poaceae:Elymus elymoides (Raf.) Swezey  26 Aug 1965  T. R. Haig  CSCA  Houghton, Candice  CSCA_TCN 00024325  USA  California  Orange  San Clemente  2 Adult Female      33.42694; -117.61111  Poaceae:Elymus condensatus J. Presl  19 Sept 1973  L. Lilly and J. Ellis  CSCA  Houghton, Candice  CSCA_TCN 00024324  USA  California  Riverside  Mockingbird Canyon  2 Adult Female      33.89446; -117.41893  Undetermined:   21 Oct 1966  G. R. Ballmer  CSCA  Houghton, Candice

Citations for this site should read: Schuh, R.T. 2024. On-line Species Pages of Heteroptera (Insecta). http://research.amnh.org/pbi/species © Copyright 2009-2024, The American Museum of Natural History. All Rights Reserved. Email: Randall T. Schuh