2t52 TIIK CANADIAN iCNTOMOLOGIS'l'. 



Plag-iognathus chrysanthemi (Wolff). 



(?)1778 Cimc.r icmorc-punvlatus Goeze, Ent. Beyt., ii. p. 266. 

 (?)17S5 Cimf.r fcmoralis Geoffroy, in Fourcroy, Ent., Paris, i. p. 204. 

 (?)17S8 Cimcx viridcscrns Gmelin, Syst. Nat., edn. xiii, p. 2184. 

 1804 Miris chrysantlicmi Wolif, Icotnes Cim., iv, p. 157, t. xv, f. 151. 

 1807 Li/gacus viridulus Fallen, Cim. Suec, p. 90. 

 1829 Phytocoris virklulus Fallen, Heniip. Suec, p. 105. 



1834 Phytocoris virirluhis Hahn, Wanz. Ins., ii, p. 136, f. 221. 



1835 Caj)sus viridulus Herrich-Schaeft'er. Nomen. Ent., i, p. 50. 



1843 Caijsus viridulus Meyer, Verz. Schw. Rhyn., p. 77. tab. vii f. 2. 

 1845 Phytocoris viriduhis Ivolenati, Meier. Ent., ii, p. 124. 

 1848 Ortpsus viridulus F. Sahlberg, Mon. Geoc. Fenn., p. 103. 

 1852 Capsus viridulus Costa, Cim. Regn. Neap. Cent., iii, p. 43.* 



1855 Capsus {Eurymerocoris) viridulus Kirschbaum, Jahrb. ver. Nat. Herz. Nassau, x, p. 

 258; (Sep.) Rhyn. v. Wiesb., Caps., p 98 



1860 Capsus (Capsus) viridulus FJor, Rhyn. Livl., i. p. 595. 



1861 Plag'iognathus viridulus P'ieber. Eur. Hemip., p. 303. 



1865 Platjiognathus viridulus Douglas & Scott, Brit. Hemip., p. 401. 



1871 Capsus {Plagiognathus) viridulus Thomson, Opuec. Ent., iv, p. 448. 



1875 Plagiognathns viridulus Renter, Rev. Crit. Caps., [ii], p. ISO; Acta Soc. Faun. Fl. 



Fenn., i, p. 196. 

 1875 Plagiognnthus viridulus Saunders, Tranis. Ent. Soc. London, 1875, p. 307. 

 1878 Plagiognatlnis viridulus Reuter, Hem. Gymn. Eur., i, p. 74, t. 4, figa. 5 et 6. 

 1878 Lygvs viridulus Snellen v. Volienhoven, Hem. Het. Neerl., p. 233. 

 1883 Plagingnafhus Chrysanthemi Reuter, Helm. iGy.mn. Eur., iii, pp. 452, 511. 



1886 Plagiognathns viridulus Puton, Cat. Hem. Palea., edn. 3, p. 61. 



1887 -(Oncotylus punctlpcs Provancher, Pet. Faune Ent. Can., iii, p. 149. 



1888 Plagiognathus Chrysanthemi Reuter, Acta Soc. Sci. Fenn., xv, p. 673, No. 285. 



1898 Plagiognathus chrysanthemi Atkinson, Cat. Capsidae, p. 171. 

 1892 Plagiognathus viridulus Saunders, Het. Brit. Isds., p. 320. 



1899 Plagiognathus Chrysanthon i Puton, Cat. Hem. Palea., edn. 4, p. 77. 

 1909 Plagiognathus chrysanthemi O'sih'ainin. Verz. Pal'ae, Helm, i, ip. 923. 



1912 Plagiognathus chrysanthemi Jensen-Haarup. Danmarks Fauna, xii, p. 276. 



1912 Plagiognathus Chrysanthemi Hueber, Jahr. ver. Nat. Wurtt., Ixviii, pp. 212, 219. 



1912 ■fOnco^ylus punctipes Van Duzee, Ca^n. Ent., xliv, p. 322. 



1917 yOncotylus punctipes A^an Duzee, Cat. Hemip., p. 404. 



1919 jOncotylus punctipes Parshley, Can. Ent., Ii, p. 72. 



1920 Plagiognathus Chriisantheml J. iSahliberg, Bidraig Kann. Fiiil. Nait. Fo\V., Ixxix 



No. 2, p. 166. 



■Specimens e.raiiilned : M-VixK — £, Jtil}' S, 1917, .Bar llarljor; S 5 jtily 

 14, ]yi8, vSouth West HarJjor (C. W. Johnson). massachusiCTTS — 9 July 

 8. 1918, Mt. Toby (H. M. I'arsliley). xKw york- 5 July 26, 1916. Ithaca; 

 14 s 9 June 23. 6 c5 9 June 30. 5 c5 9 July 5, 16 6 9 July 7, 1920, Ithaca; 

 30 5 9 Jttlv 3, McLean (M. H. Knight), breeding on Chrysaiitlieiiiiiin leuca)i- 

 tliciiium L. 6 July t, 9 July 5, £ July 13, S July 15, <:5 July 20, 1920, Cran- 

 berry Lake; 12 3 9 July 15, 1920 Wanakena ( C. J. Drake). 6 9 July 2-^, 

 1904 McLean. $ July 4, Freeville. MANiTor..\ — 9 "\A'innipeg". xova scoTi.v — 

 9 July 19, Annapolis County; 9 Aug. 14, 1918, Digby County; ^S 9 

 July 4, 6 July 15, 5 c5 9 Aug. 20. 1916, Smith's Cove (W. H. Brittain). 2$ 

 July 12, 9 Jul\- 31, 1913, Truro ( R. Matheson). Ontario — 9 Jul\- 14, Norway 

 Point, Lake of Lays (J. McDunnough). 2$ 29 July i, 9 Aug. 18, Ottawa 

 ((/. Leaulieu). nuHr.KC — i July i, 5 July 3, AL)ntreal, ((i. A. Moore). 2 9 

 July 24, Chicoutinii ; i July 24, Montreal; c^ July 26, Rigaud ( O. Beaulieu). 



The writer obtained the first clew to the identity of this species wlien 

 nynii)hs and adults were collected on ox-eye daisy {Clirysaiilheninni leitcintlhe- 

 iJiHiii L. ) at Ithaca, New York, i<;2(). On finding a Llagiognathus breeding on 

 this luflrojjean ])lant the writer thought immediately of Phu/ioynathus chrysan- 

 tlienii Wolff, and upon returning to the laboratory, turned at once to references 

 of this species and coniirmed the identification, More recently the writer has 



