Anagrus (Anagrus) atomus (Linnaeus, 1767)

Ichneumon atomos Linné [Linnaeus], 1767: 941. Neotype ♀ (UZIU), designated by Chiappini & Triapitsyn, 2007: 2. TL: Sweden, Uppsala, Hågadalen.

Anagrus atomus: Curtis, 1837: 134 (generic transfer) [P]; Chiappini, 1987: 71 (morphological variation) [P]; Picotti & Pavan, 1993: 105 (population dynamics in absence of insecticides); Walker et al., 1997: 241 (hosts, introduction into USA) [P]; Triapitsyn, 1998: 81 (key), 82 (Nearctic distribution, hosts); Bayoun et al., 2000: 105 (host, sampling); Williams III & Martinson, 2000: 139 (hosts, overwintering sites); Triapitsyn & Berezovskiy, 2004b: 4 (key), 13 (Nearctic distribution); de León et al., 2006b: 42 (molecular phylogram); de León et al., 2006d: 54 (molecular phylogram); Lowery et al., 2007: 9 (host plant associations); Prischmann et al., 2007: 45 (abundance, phenology); Wright & James, 2007: 19 (host plant, distribution); de León et al., 2008a: 99 (barcode); Wilson et al., 2016: 604 (plant hosts).

Anagrus (Anagrus) atomus: Triapitsyn, 2015b: 10 (key), 19 (description, distribution, host); Triapitsyn, 2017: 10 (key), 19 (description, distribution).

Anagrus spiritus Girault, 1911 [75]: 209. Holotype ♀ (INHS). TL: USA, Colorado, Fort Collins. Synonymy by Triapitsyn, 2015b: 41. Girault, 1911 [87]: 148 (questionable host); Howard in Fernald, 1914: 39 (distribution); Felt, 1915: 187 (host, distribution); Baldwin, 1916: 13 (host [likely incorrect], distribution); Quaintance, 1916: 13 (host [likely incorrect]); Frison, 1927: 227 (type list); Girault, 1929 [428]: 9 (key, as synonym of armatus); Garman & Townsend, 1952: 72 (host [likely incorrect]); Peck, 1963: 35 (catalogue, under A. armatus armatus); Webb, 1980: 118 (holotype listed); Trjapitzin & Chiappini, 1994: 140 (comparison with A. erythroneurae).

Anagrus armatus [misidentification, in part?]: Girault, 1911 [96]: 289 (distribution).

Anagrus ? spiritus: Girault, 1913 [129]: 62 (host, distribution).

Anagrus (Anagrus) spiritus: Chiappini et al., 1996: 572 (species re-instated, description); Triapitsyn, 2017: 41 (again placed in synonymy).

Anagrus bartheli Tullgren, 1916: 8 . Syntype ♀ & ♂ (depository not specified),? lost. TL: Sweden, Tuscany and Umbria, localities not specified. Questionable synonymy by Graham, 1982: 199, confirmed by Chiappini, 1987: 95.

Anagrus devius Soyka, 1956a: 25 . Syntype ♀ (NHMW). TL: Austria, Krössbach. Synonymy by Chiappini, 1989: 102.

Anagrus gabitzi Soyka, 1956a: 25 . Lectotype ♀ (NHMW), designated by Chiappini, 1989: 103. TL: Poland, Wrocław [as Bre- slau]. Synonymy by Chiappini, 1989: 102.

Anagrus hundsheimensis Soyka, 1956a: 24 . Syntype ♀ (NHMW). TL: Austria, Hundsheim. Synonymy by Chiappini, 1989: 102.

Anagrus kressbachi Soyka, 1956a: 24 . Syntype ♀ (NHMW). TL: Austria, Krössbach. Synonymy by Chiappini, 1989: 102.

Anagrus lemonicolor Soyka, 1956a: 24 . Syntype ♀ (NHMW). TL: Poland, Wrocław [as Breslau], Domaszczyn [as Domatsch- ine]. Synonymy by Chiappini, 1989: 102.

Anagrus levis Soyka, 1956a: 25 . Lectotype ♀ (NHMW), designated by Chiappini, 1989: 103. TL: Austria, Krössbach. Synonymy by Chiappini, 1989: 102.

Anagrus minimus Menozzi, 1947: 38 . Syntype ♀ & ♂ (depository unknown),? lost. TL: Italy, locality not specified. Synonymy by Chiappini, 1987: 94.

Anagrus proscassellatii Viggiani & Jesu, 1995: 95 . Holotype ♀ (DEZA). TL: Cape Verde Islands, S. Jorge. Synonymy by Triapitsyn, 2015b: 41.

Anagrus stammeri Soyka, 1956a: 24 . Lectotype ♀ (NHMW), designated by Chiappini, 1989: 103. TL: Germany, Budberg, Wolfshuhlen. Synonymy by Chiappini, 1989: 103.

Anagrus tullgreni Heqvist, 1954: 272 . Holotype ♀ ( Swedish State Forest Research Institute , Stockholm; now in NHRS), lost; 12 paratypes (NHMUK). TL: Sweden, Uppland, Vallentuna. Synonymy by Graham, 1982: 200.

Anagrus varius Soyka, 1956a: 24 . Syntype ♀ (NHMW). TL: Germany, Malchin, Jettchens Hof. Synonymy by Chiappini, 1989: 102.

Nearctic hosts. Cicadellidae: Dikrella sp., Edwardsiana prunicola (Edwards), E. rosae (L.), Empoasca maligna (Walsh), Neoaliturus (Circulifer) tenellus (Baker), Zonocyba pomaria (McAtee) .

Distribution. Canada: BC, ON. USA: CA, CO, MI, NE, NY, WA.