309 



Hemiptera. 



95948öuayle, H. J. 57.52Eulecanium: 16.5. 



1905. Spraying for Scale Insects. Bull. No. 166. Univ. California 



agric. Exper. Stat. 24 pp., 2 figg. 

 49Frencli, Charles. 57.52 Lasiopsylla: 16.5. 



1905. Singular Incease of »Lerp« on Trees of the »Yellow Box«. U. S. 



Dept. Agric. Div. Entom. Bull. No. 54. p. 87. 

 öOCockerell, T. D. A. 57.52 Lecanium (89). 



1905. The Spread of Injurions Insects. Nature Vol. 72. p. 397. [Leca- 



niwn perlatum.] 



51 . . . 57.52Leucaspis: 16.5. 



1905. La cochenille du pin. Ann. forestière T. 44. p. 76 — 78. [Leu- 

 caspis pini.] 



52Sanderson, E. Dwight. 57.52 Macrosiphum (76.4). 



1906. Texas Notes. — IL Entom. News Vol. 17. p. 327—328. 

 oSMayet, Valéry. 57. 52Margarodes : 11.39. 



1906. Longévité des Margarodes. Bull. Soc. entom. France 1906. 

 p. 228-229. 



ôéJarvis, Tennyson D. 57.52Mytilaspis : 16.5. 



1906 _ Practical and Populär Entomology. No. 16. The Oyster-shell 

 Barklouse. Canad. Entom. Vol. 38. p. 289—294, 3 figg. 



ôôPalmer, Miriam A. 57.52Parlatoria. 

 1905. On the Dorsal Glands as Characters of Constant Specific Value 

 in the Coceid Genus Parlatoria. Kansas TJniv. Se. Bull. Vol. 3. p. 131 

 —146. 



95956 Cockerell, T. D. A. 57.52 Pemphigus (78.8). 



1905. A Gall on Bearberry (Arctostaphylos). Canad. Entom. Vol. 37. 

 p. 391 — 392. [Pemphigus coweni n. sp.] 



57Britton, W. E. 57.52 Phenacoccus : 16.5. 



1906. Destroying the Woolly Maple-leaf Scale by Spraying. U. S. Dept. 

 Agric. Div. Entom. Bull. No. 60. p. 161—162. 



58 Stauffacher, Hch. 57.52 Phylloxéra : 11.855. 



1905. Zur Kenntnis des statischen Organs bei Phylloxéra vastatrix Pl. 



Zeitschr. wiss. Zool. Bd. 82. p. 379—388, 1 Taf. 

 59Blunno, M. 57.52 Phylloxéra : 16.5. 



1904. A Sketch of the Position of Viticulture in Europa with respect to 

 Phylloxéra. Agric. Gaz. N. S. Wales Vol. 15. p. 250—256. 



60 Moritz, J. 57.52 Phylloxéra: 16.5. 



1905. Was kann und soll der deutsche Winzer zur Bekämpfung der Eeb- 

 lauskrankheit tun? K. biol. Anst. Land- Forstwirtsch. Flugblatt 

 No. 34. 4 pp., 5 figg. 



61 Vosseier, J. 57.52 Phytolyma : 15. 



1906. Eine Psyllide als Erzeugerin von Gallen am Mwulebaum (Chloro- 

 phora excelsa [Welw.] Benth. et Hook.). Zeitschr. wiss. Insektenbiol. 

 Bd. 2. p. 276—285, 305—316, 20 figg. [Phytolyy7ia lata.] 



62 Fisher, George E. 57.52 Psylla : 16.5. 



1905. The Pear-tree Psijlla and how to Deal with it. 35th ann. Rep. 

 entom. Soc. Ontario p. 108 — 109, 2 figg. 



95963 King, George B. 57.52 Pulvinaria : 13.41. 



1906. Notes on the Young Larvae of Some Species of Pulvinaria. Canad 

 Entom. Vol 38. p. 325—326. 



10. VI. 1906. 



