individual publications

• academic article

  • Euscelis ohausi Wagner (Hemiptera: Cicadellidae: Deltocephalinae): a Palearctic leafhopper established in North America..  Proceedings of the Entomological Society of Washington.  112:517-525. 2010
  • Acizzia jamatonica (Kuwayama) (Hemiptera: Sternorrhyncha: Psyllidae): U.S. distribution of a recently detected Asian psyllid..  Proceedings of the Entomological Society of Washington.  111:505-514. 2009
  • First North American records of the East Palearctic seed beetle Bruchidius terrenus (Coleoptera: Chrysomelidae: Bruchinae), a specialist on mimosa (Albizia julibrissin, Fabaceae). .  Florida Entomlogist.  92:434-440. 2009
  • Archips xylosteana (L.) (Lepidoptera: Tortricidae), a Palearctic leafroler new to North America.  Proceedings of the Entomological Society of Washington.  110:789-795. 2008
  • Conomelus anceps (Germar) (Hemiptera: Fulgoromorpha: Delphacidae) new to North America, with records of four other delphacid planthoppers new to Newfoundland.  Proceedings of the Entomological Society of Washington.  110:265-283. 2008
  • New records of Hemiptera (Sternorrhyncha, Cicadomorpha, Heteroptera) for Newfoundland, Canada.  Proceedings of the Entomological Society of Washington.  110:1239-1245. 2008
  • Rise and fall of an immgrant lady beetle: Is Coccinella undecimpunctata L. (Coleoptera: Coccinelldae) stll present in North America? .  Proceedings of the Entomological Society of Washington.  110:817-823. 2008
  • Establishment of three European flea beetles in Nova Scotia: Longitarsus ganglbaueri Heikertinger, L. jacobaeae (Waterhouse), and L. rubiginosa (Foudras) (Coleoptera: Chrysomelidae: Alticinae).  Proceedings Entomological Society of Washington.  107:319-322. 2005
  • First records of adventive Hymenoptera (Argidae, Megachilidae, Tenthredinidae, and Vespidae) from the Canadian Maritimes and the United States.  Entomological News.  116:159-166. 2005
  • Livilla variegata (Low) (Hemiptera: Sternorrhyncha: Psyllidae) new to North America, with records of three other Palearctic psyllids new to Newfoundland.  Proceedings Entomological Society of Washington.  107:941-946. 2005
  • An introduced knapweed gall fly, Urophora quadrifasciata (Meigen) (Diptera: Tephritidae), in North America: northeastern and southeastern range extensions.  Proceedings Entomological Society of Washington.  106:784-788. 2004
  • New North American records of the European broom psyllid Arytaina genistae (Latreille) (Sternorrhyncha: Psyllidae).  Proceedings Entomological Society of Washington.  106:176-180. 2004
  • New records of Palearctic Hemiptera (Sternorrhyncha, Cicadomorpha, Heteroptera) in the Canadian Maritime Provinces.  Proceedings Entomological Society of Washington.  106:298-304. 2004
  • Sphaeroderma testaceum (F.) (Coleoptera: Chrysomelidae), a Palearctic flea beetle new to North America.  Proc. Entomol. Soc. Wash..  105:991-995. 2003
  • Phaedon desotonis Balsbaugh (Coleoptera: Chrysomelidae): new distribution records, first host-plant associations, and seasonality of a seldom-collected beetle of rock-outcrop communities.  Proc. Entomol. Soc. Wash..  103:826-831. 2001
  • Telmatophilus typhae, a Palearctic cattail specialist established in the Canadian Maritime Provinces (Coleoptera: Cryptophagidae).  Proc. Entomol. Soc. Wash..  102:398-402. 2000
  • Rhopalus (Brachycarenus) tigrinus (Hemiptera: Rhopalidae): First western U.S. records of a Eurasian scentless plant bug.  Entomol. News.  110:92-96. 1999
  • Trioza chenopodii Reuter: First North American record of an Old World psyllid (Homoptera: Psylloidea:Triozidae).  Proc. Entomol. Soc. Wash..  99:409-414. 1997
  • Adventive lady beetles (Coleoptera: Coccinellidae) in the Canadian Maritime Provinces, with new eastern U.S.records of Harmonia quadripunctata.  Entomol. News.  107:281-290. 1996
  • Meligethes viridescens (F.) (Coleoptera: Nitidulidae) in Maine, Nova Scotia, and Prince Edward Island:diagnosis, distribution, and bionomics of a Palearctic species new to North America.  Proc. Entomol. Soc. Wash..  98:221-227. 1996
  • Pteromalus elevatus (Walker) (Hymenoptera: Pteromalidae): North American records of an immigrant parasitoid of the gall fly Urophora jaceana (Diptera: Tephritidae).  Proc. Entomol. Soc. Wash..  98:87-92. 1996
  • Coccinella novemnotata in northeastern North America: Historical occurrence and current status (Coleoptera: Coccinellidae).  Proc. Entomol. Soc. Wash..  97:701-716. 1995
  • Micropeza corrigiolata (L.), a Eurasian stilt-legged fly (Diptera: Micropezidae) new to North America: Diagnosis, geographic distribution, and bionomics.  Proc. Entomol. Soc. Wash..  96:466-470. 1994
  • Coleophora colutella (Lepidoptera: Coleophoridae): a Palearctic pest of crownvetch, Coronilla varia (Fabaceae), New to North America.  Ann. Entomol. Soc. Am..  86:134-141. 1993
  • Anthribus nebulosus, a Eurasian scale predator in the eastern United States (Coleoptera: Anthribidae): notes on biology, recognition, and establishment.  Proc. Entomol. Soc. Wash..  93:45-50. 1991
  • Anthrenus pimpinellae var. isabellinus Kuster, new to the eastern United States (Coleoptera: Dermestidae).  Coleopt. Bull..  44:67-68. 1990
  • Psallus lepidus Fieber, Deraeocoris piceicola Knight, and Dichrooscytus latifrons Knight: new records of plant bugs in eastern North America (Heteroptera: Miridae).  J. New York Entomol. Soc..  98:357-361. 1990
  • Apterona helix, a Palearctic bagworm moth in North America: new distribution records, seasonal history, and host plants (Lepidoptera: Psychidae).  Proc. Entomol. Soc. Wash..  90:20-27. 1988
  • Biology and seasonal history of Rhopalus (Brachycarenus) tigrinus, with descriptions of immature stages (Heteroptera: Rhopalidae).  J. New York Entomol. Soc..  96:381-389. 1988
  • Anthrenus pimpinellae F., a Palearctic dermestid established in eastern North America (Coleoptera: Dermestidae).  J. New York Entomol. Soc..  93:1216-1222. 1985
  • Dictyla echii: Seasonal history and North American records of an immigrant lace bug (Hemiptera: Tingidae).  J. New York Entomol. Soc..  93:1057-1063. 1985
  • Sitona lineatus (L.), the pea leaf weevil: First records in eastern North America (Coleoptera: Curculionidae).  Proc. Entomol. Soc. Wash..  87:216-220. 1985
  • The insect fauna of ninebark, Physocarpus opulifolius (Rosaceae: Spiraeoideae).  Proc. Entomol. Soc. Wash..  87:356-370. 1985
  • Aethus nigritus (F.), a Palearctic burrower bug established in eastern North America (Hemiptera-Heteroptera: Cydnidae).  Proc. Entomol. Soc. Wash..  86:738-744. 1984
  • Eupteryx atropunctata: North American distribution, seasonal history, host plants, and description of the fifth-instar nymph (Homoptera: Cicadellidae).  Proc. Entomol. Soc. Wash..  85:528-536. 1983
  • Exotic insects reported new to northeastern United States and eastern Canada since 1970.  J. New York Entomol. Soc..  91:193-222. 1983
  • New records of a Palearctic flea beetle, Psylliodes affinis, in eastern North America (Coleoptera: Chrysomelidae).  Proc. Entomol. Soc. Wash..  85:594-597. 1983
  • Catorhintha mendica, a great plains coreid now established on the Atlantic coast (Hemiptera: Coreidae).  Entomol. News.  93:29-31. 1982
  • Host plants and nymphal descriptions of Acanalonia pumila and Cyarda sp. near acutissima (Homoptera, Fulgoroidea: Acanaloniidae and Flatidae).  Florida Entomol..  65:340-349. 1982
  • Psallus variabilis (Fallen) and P. albipennis (Fallen), two European plant bugs established in North America, with notes on taxonomic changes (Hemiptera: Heteroptera: Miridae).  Proc. Entomol. Soc. Wash..  84:690-703. 1982
  • Rhopalus (Brachycarenus) tigrinus, recently established in North America, with a key to the genera and species of Rhopalidae in eastern North America (Hemiptera: Heteroptera).  Proc. Entomol. Soc. Wash..  84:213-224. 1982
  • A revised distribution of Coccinella undecimpunctata L. in eastern and western North America (Coleoptera: Coccinellidae).  Coleopt. Bull..  35:213-216. 1981
  • New distribution records of Coccinella septempunctata L. in eastern United States.  Coleopt. Bull..  34:209-212. 1980
  • Biology and seasonal history of Calligrapha spiraeae (Say) (Coleoptera: Chrysomelidae), with descriptions of the immature stages.  Coleopt. Bull..  33:257-267. 1979

• article

  • Anthidium oblongatum (Illiger); an Old World bee (Hymenoptera: Megachilidae) new to North America, and new North American records for A. manicatum (L.) 1999

• booksection

  • Palearctic plant bugs (Hemiptera, Miridae) in Newfoundland, Canada: First North American records for Phytocoris longipennis Flor and Pilophorus cinnamopterus (Kirschbaum), new records of eight other species, and review of previously reported species.  Vol. 19.  2006

• chapter

  • Adventive (Non-Native) Insects: Importance to Science and Society.  Book Title: Insect Biodiversity: Science and Society. 475-522. 2009

• conference paper

  • Heterogaster behrensii (Uhler) (Hemiptera: Lygaeoidea: Heterogastridae): new distribution records, biological notes, and characters distinguishing it from the Paearctic H. urticae (F.). .  Proceedings of the Entomological Society of Washington. 336-341. 2010
  • A History of Adventive Insects in North America: Their Pathways of Entry and Programs for Their Detection.  Detecting and Monitoring of Invasive Species: Plant Health Conference 2000, October 24-25, 2000, Raleigh, NC. 3-15. 2001