Publikationen und Referate. 141 



San Jose Scale into Great Britain. — Proc. Assoc. Econ. Bio!., I, 

 pp. 172—78. 



*€ouradi, A. F. The San Jose Scale. — Agric. Exp. Stat. S. Carol., 

 Bull. 134, 20 pp. — Beschreibung der San Jose Laus; Biologie, Nähr- 

 pflanzen, Bekämpfung. 



Coiirteaux, R. Hemipteres d'Afrique (Togo et Abyssinie). — Bull. 

 Mus. Hist. Nat. Paris, 1908, pp. 190—192. Paris. 



Crevecoeiir, F. F. Additions to the list of the hemipterous fauna 

 of Kansas. — Trans. Kans. Acad. Sc, XIX, pp. 232 — 237. Topeka. 



Daecke. [Tetyra hipunctata in New Jersey.] — Ent. News, XIX, 

 p. 443. Philadelphia. 



Dampf, Ä. Über ostpreussische Chermes- Arten. — Schrift. Physik. 

 Ges. Königsberg, XLVIII, pp. 351 — 3G0. Königsberg. — Ostpreußische 

 Adelges- Avten. Biologie usw. 



Davis, J. J. (1). Notes on the life-history of the leafy dimorph 

 of the box-elder Aphid, Chaitophorus negundinis Thos. — Ann. Ent. 

 Soc. Amer., I, pp. 130 — 132. Columbus, Ohio. Biologie, Feinde usw. 

 Nicht = testudinatus [gegen e s 1 1 u n d]. 



— {%). Studies on Aphididae. I. — Ann. Ent. Soc. Amer., I, 

 pp. 251—261, Taf. XXI — XXIII. Columbus, Ohio. — Neu- 

 beschreibungen, Biologie. 



— (3). A secondary sexual character of Aphididae; — id IL 

 Supplementary. — Canad. Entom., XL, pp. 283—285, 348, Taf. VIII. 

 London, Ontario. — Das ovipare Weibchen hat verdickte, mit Sen- 

 soria versehene Hinterschienen. Untersuchte Arten. 



— (4). A new Aphid on the Virginia creeper {Äphis folsomii 

 n. sp.). — Entom. News, XIX, pp. 143—146, Taf. VII. Philadelphia. 



— (5). Standards of the number of eggs laid by insects. VII. Being 

 averages obtained by actual count of the combined oggs from twenty 

 (20) depositions or masses. — 1. c, pp. 383. Philadelphia. — Pseudo- 

 coccus citri Risso: 147 — 414 Eier (Durchschnittlich 267). 



* — (6). The seventeen-year Cicada on Sta-ten Island in 1907. — 

 Proc. Staten Isl. Assoc. Arts and Sc, II, pp. 1 — 2. New Brighton, 

 N. Y. 1908. 



Del (Suercio, G. (1). Sulla apparizione di una particolare forma 

 larvale nella Phylloxera acanthochermes (KolL). — Redia, V, pp. 92 

 — 97. Firenzc. — Sommer- und Herbst, bisher unbeschriebene Larven- 

 form. 



— (2). Ancora suUe forme antunnali della Phylloxera acantho- 

 chermes Koll. — Redia, V, pp. 138 — 143. Firenze. — Herbstformen 

 dieses Phylloxera. Zyklus. 



— (3). Le vicende della Phylloxera del Leccio nei terreni aridi ed 

 in quelli irrigui. — Redia, V, pp. 144 — 155, Taf. VII. Firenze. — 

 Phylloxera quercus Boyer. — Einfluß der Feuchtigkeit und Hitze 

 auf die Emigration. 



— (4). Sulla Sistem_a,tica e sulla biologia dei Fillosserini con un 

 nuovo metodo di disinfezione per le viti americane ed europee. — 

 [Das Heft trägt irrtümlich die Angabe: Bull. Soc. Ent. Ital., XXXVIII] 



