156 



Phymatosiphum monelli Davis 



Ann. Ent. Soc. Amer., Vol. II, No, 3, September, 1909, p. 197. 



Lectotype slide. — Winged viviparous females and pupae: St. Louis, Mis- 

 souri, on buckeye. May 15, 1908 (J. T. Monell). Ace. No. 40469. Slide 

 No. 3119. 



Paratypic slide. — Winged viviparous females: St. Louis, Missouri, on buck- 

 eye, June 30, 1908 (J. T. Monell). Ace. No. 40469. Slide No. 3120. 



Mounted in balsam on two slides. 

 Rhizobius spicatus Hart 



Eighteenth Rep. State Ent. 111., March 4, 1895, p. 105. (Reprint, 1920, p. 

 92). 



Cotypes. — Wingless viviparous females and nymphs: Normal, Illinois, 

 from corn, December 5, 1883 (S. A. Forbes); Tamaroa, Illinois, on corn 

 roots, October 5, 1893 (J. Marten) ; Urbana, Illinois, from corn and grass 

 roots, April 10, 1886 (C. M. Weed) and July 20, 1886 (S. A. Forbes). 

 Ace. Nos. 1223, 8602, 10641, 19678 and 19679. 



In very poor condition. In alcohol in vials. 

 Rhopalosiphum tulipae Thomas 



Eighth Rep. State Ent. 111., 1879, p. 80. 



Cotypes. — Winged and wingless 9 : Sauk City, Wisconsin, on Tulipa ges- 

 ncriana (Bundy). Ace. No. 47320. 



Specimens in alcohol in vial associated with specimens of Macrosiphum 

 iuUpar Monell. In very poor condition. Stated by Davis (1913) to be 

 identical with Myzus persicae Sulzer. 

 Schlzoneura panicola Thomas 



Eighth Rep. State Ent. 111., 1879, p. 138. 



Cotypic slide. — Winged and wingless 9 : St. Louis, Missouri, from roots 

 of Panicum glahriim. November 30, 1877 (H. Pergande). Slide No. 2770. 



In very poor condition. Mounted In balsam. 

 Schlzoneura pinicola Thomas 



Eighth Rep. State Ent. 111., 1879, p. 137. 



Type. — Winged 9 : Carbondale, Illinois, on tender shoots of young white 

 pines, April 20, 1878 (C. Thomas). Slide No. 2774. 



In very poor condition. Mounted in balsam. Now considered as a syno- 

 nym of Mindarus abietinus Koch. 

 Siphoncphora acerifoliae Thomas 



Bull. 111. State Lab. Nat. Hist., Vol. 1, No. 2, June, 1878, p. 4. 



Cotypes ?: Sauk City, Wisconsin, on Are?- ruhrum (Bundy). Slide 2764. 



Two winged viviparous females and one immature form mounted in balsam 

 on a slide; several additional cotypic (?) specimens in alcohol in vial. 

 In very poor condition. Mr. Davis, in Bull. 111. State Lab. Nat. Hist., 

 Vol. X, Art. II, p. 99, says that "these may be the types". Material re- 

 ceived from Bundy is not mentioned in original description. The host 

 record of Acer mbrum indicates that these specimens are probably not 

 the type. Now placed in the genus Drepanaphis Del Guercio. 

 Siphoncphora heucherae Thomas 



Eighth Rep. State Ent. 111., 1879, p. 66. 



Cotypes. — Immature and winged 9 : Sauk City, Wisconsin, on Hcuchera 

 hispida. June (Bundy). Slide Nos. 3174 and 3175. 



Two balsam slide mounts and numerous specimens in alcohol in vial. In 

 very poor condition. Now placed in the genus Macrosiphum Passerini. 

 Siphonophora minor Forbes 



Thirteenth Rep. State Ent. 111., May 31, 1884, p. 101. 



Lectotype. — Winged 9 : Normal, Illinois, on strawberry, June 19, 1883 

 (S. A. Forbes). Ace. No. 3397. Slide No. 3157. 



Paratype. — Nymphs: Normal, Illinois, on strawberry, June 21, 1883 (S. 

 A. Forbes). Ace. No. 3399. Slide No. 3158. 



