423 



Hemiptera„ 



31893 Grassi, B. 57.52 Apbididae : 15 



1909. Ulteriori ricerche sui Fillosserini. XV. Rend. Accnd. Lincei (ô) 

 Vol. 18 Sem. 1 p. 657-661. 15.6 



94 Grassi, B. 57.52 Aphididae : 1 5 



1909. Ulteriori ricerche sui fillosserini. XIX. Rend. Àccad. Lincei (5) 

 Vol. 18 Sem. 2 p. 417-422. [Cicli evolutivi.] 15.6 



95 Mordwilko, A. 57.52 Aphididae : 15 



1909. Beiträge zur Biologie der Pflanzenläuse, Aphididae Passerini. Die 

 zyklische Fortpflanzung der Pflanzenläuse. Biol. Centralbl. Bd. 29 p. 

 82—96, 97—118, 147—160, 164—182, 2 figg. 15.6 



96 Webster, F. M. 57.52 Aphididae : 15 



1909. Aphides on Gladiolus. Canad. Entom. Vol. 41 p. 424. 



97 Börner, [Carl]. 57.52 Aphididae : 15.6 



1909. Untersuchungen über die Chermiden. Mitt. biol. An st. Land- 

 Forstwirtsch. Heft 8 p. 50 — 60. — Untersuchungen über die Phylloxeri- 

 nen (Reblaus und verwandte Formen), p. 60 — 72, 4 figg. [Ein- und mehr- 

 geschlechtliche Generationen.] 



98 Gillette, C. P. 57.52 Aphididae : 16.5 



1909. Plant Louse Notes, Family Aphididae. Journ. econ. Entom. Vol* 

 2 p. 385—388, 19 figg. 



99 Murtfeldt, Mary E. 57.52 Aphididae : 16.5 



1909. Entomological Notes for Missouri fur the Season of 1908. Joun:. 

 econ. Entom. Vol. 2 p. 218—220. 

 31900 Tullgren, Albert. 57.52 Aphididae (1> 



1909. Aphidiologische Studien. Arkiy Zool. Bd. 5 No. 14, 190 pp., 92 

 figg. [4 nn. spp. in: Pacht/pappa, Prociphilus, Pemphigus 2.] 

 (43.43,.61,.91 } 48.1— .8) 



01 Del Guercio, G. 57.52 Aphididae (45) 



1909. Contribuzione alla conoscenza dei Lacnidi italiani. Monologia,. 

 f sistematica, biologia generale e loro importanza economica. Redia Vol. 

 5 p. 173—359, 12 tav., 32 figg. [22 nn. spp. in: Trama 3, Dryaphis 5. 

 Lachniella n. g. 9, Eulachnus (n. g. pro Lachnus agilis) 5.] 



(45.8,.5) 



02 Borcea, I. 57.52 Aphididae (498) 



1909. ContribuÇiuni la catalogul aphidelor din România. Public. Fond* 

 Adamachi Acad. romane Bucuresci T. 5 p. 1 — 42. 



03 Gillette, C. P. 57.52 Aphididae (73) 



1909. Plant Louse Notes, Family Aphididae. Journ. econ. Entom. Vol» 

 2 p. 351— 357, 1 pl. (74.4,.7,.9, 75.3, 77.2-.4,.8, 78.1,.8, 79.5,.7) 



04 Wilson, H. F. 57.52 Aphididae (73) 



1909. Some New Records of Aphididae in North America. Journ. econ. 

 Entom. Vol. 2 p. 346—350, 2 figg. (75.3, 79.4) 



05 Davis, John J. 57.52 Aphididae (77) 



1909. Two New Genera and Species of Aphididae. Ann. entom. Soc. 

 America Vol. 2 p. 196 — 200, 1 pl. [2 nn. spp. in: Phymatosiphum n. g, 

 Idiopterus n. g.] (77.3,.8) 



06 Gillette, C. P. 57.52 Aphididae (78.S) 



1909. Two little-known Aphids on Oarex sp. Entom. News Vol. 20 \*, 

 119—122, 1 pl. 



07 Daridson, W. M. 57.52 Aphididae (79 4) 



1909. Notes on Aphididae Collected in the Vicinity of Stanford Uni- 

 versity. Journ. econ. Entoin. Vol. 1 p. 299 — 305. [5 nn. spp. in: Lach- 

 nus 2, Cladobius, Siphocoryne, Maerosiphum,] 



08 Del Guercio, G. 57.52 Aphididae (79 4) 



1909. Concerning Two New Genera and Three New Species of Aphids of 

 California. Pomona Journ. Entom. Vol. 1 p. 73—75. [Translation 

 from Riv. Patol. veget. Ann. 3.] 

 31909 Essig, E. 0. 57.52 Aphididae (79.4) 



1909. Aphididae of Southern California I. Pomona Journ. Entom. Vol. 

 1 p. 1 — 10, 7 figg. £3 nn. spp. in : Lachnus, Rhopalosiphum, Pemphigus ] 

 - II. p. 47—52, 4 figg. 



15. I. 1910. 



