Hemiptera 344 



213965 Wilson, H. F. 67.52 Apliidae (7) 



1915. Miscellaneous Aphid Notes, chiefly from Oregon. Trans. Amer 

 en torn. Soc. Yol. 41 p. 85—108, 7 pis. [15 nn. spp. in: Chaitophorus, 

 Microsiphum 3, Aphis 6, Amphorophora, Lachnus 4.] 



16.5 (72.1, 75.3, 79.5) 



66 Gillette, C. P. and L. C. Bragg. 57.52 Aphidae (73) 



1916. Two new Aphids, Capitophorus shepherdiae and Siphocoryne aquatica. 

 Entom. News Vol. 27 p. 445—448, 2 pis. [nn. spp.] (76.6, 78. 8> 



67 Baker, Arthur C. 57.52 Aphidae (73) 



1917. Eastern Aphids, New or Little Known, Part XL Journ. econ. 

 Entom. Vol. 10 p. 420—433, 1 fig. [H nn. spp. in: Myzocallis, Euceraphis 3, 

 Chaitophorus, Pterocomma.] 16.5 (74.1,.6, 75.5, 77.5, 79,4,.7) 



68 Patch, Edith M. 57.52 Aphidae (73> 



1917. Eastern Aphfds, New or Little Known, Part L Jonrn. econ. Entom. 

 Vol. 10 p. 416—420, 1 fig. [3 nn. spp. in : Aphis 2, Prociphilus. — Aphis 

 davisi n. nom. pro A popuUfoliae Fitch.] 16.5 (74.1,.6, 75.2,.5, 77.3) 



69 Patch, Edith M. 57.52 Aphidae (74.1) 



19l4. Maine Aphids of the Rose Family. (Pap. Maine agric. Exper. Stat. 

 Entom. No. 77) 30th aun. Rep. Maine agric. Exper. Stat. Ball. No. 23S 

 p. 25S— 280, 3 pis., 6 figg. [5 nn. spp. in: Aphis 4, Macrosiphum.] 



70 Paddock, F. B. 57.52 Aphidae (76.4) 



1918. Texas Aphid Notes. Journ. econ. Entom. Yol. 11 p. 29—32. 



71 Gillette, C. P. 57.52 Aphidae (78.8) 



1917. Two New Aphid Genera and some New Species. Ganad. Entom. 



Vol. 49 p. 193—199, 1 pi. [3 nn. spp. in: Thripsaphis (n. g. pro Braehy- 

 colus ballii) 2, Aspid aphis n. g.] 



72 Dayidson, W. M. 57.52 Aphidae (79.4) 



1917. Little Known western Plant Lice. IL Journ. econ. Entom. Yol. 

 10 p. 290—297, 28 figg. [Mi/zus ribifolii n. sp.— 1 n. var. ia Aphis.] 16.5 

 213273 Essig, E. 0. 57.52 Aphidae (79.4) 



1917. Aphididae of California, New Species of Aphididae and Notes 

 from Various Parts of the State, but Chiefly from the Campus of the 

 University of California, Berkeley, California. UniT. California Public. 

 Entom. Yol. I p. 301—346, HO figg. [4 nn. spp. in : Myzocallis, Symydobius, 

 Myzus, Aphis.] 16.5 



74 Shiuji, 6* 0. 57.52 Aphidae (79.4) 



1917. New Aphids from California. Entom. News Vol. 28 p. 61—64, 

 1 pis, 10 figg. [3 nn. spp. in ; Thomasia, Myzocallis 2] 



75 Shlnji, G. 0. 57.52 Aphidae (79.4) 



1817. Notes on Aphids. Psyche Vol. 24 p, 84—86. [Chaitophorus cole- 

 optis n. sp.] 6.5 



76 Swain, Albert F. 57.52 Aphidae (79.4) 



1918. New Aphididae from California. (Pap. Univ. California Grrad, 

 School trop. Agric. and Citrus Exper. Stat. No. 41.) Trans. Anier. entom. 

 Soc. Vol. 44 p. 1—23, 2 pis. [ nn. spp. in: Myzocallis 2, Sy^nyddbitts, 

 Nectarosiphon, Lachnus 2, Aphis 2,Cerosipha.] 



77 Ross, William A. 57.52 Aphis : 11.044 



1916. The Susceptibility of theEggs of Aphis pomi and Aphis avenae to 

 Hydrocyanic Acid Gas Formation. Canad. Entom. Yol. 48 p. 367. 



78 Ewiag, H. E. 57.52 Aphis : 11.5 



1916. Eighty-seven Generations in a Parthenogenetic Pure Line of Aphis 

 avenae Fab. Biol. Bull. Woods Hole Vol. 31 p. 53-112, 19 figg. [No 

 summation by selection of fluctuating variations.] 



79 Baker, A. C, and W. F. Turner. 57.52 Aphis : 15 



1916. Morphologv and Biology of the Green Apple Aphis. Journ. agric. 

 Research Yol. 5 p. 955—994, 7 pis., 3 figg. 15.3,.4,.6 



213980 Peterson, Alvar. 57.52 Aphis : 15.0 



1917. Studies on the Morphology and Susceptibility of the Eggs of Aphis 

 avenae Fab., Aphis pomi Degeer, and Aphis sorbi Kalt. Journ. econ. En- 

 tom. Vol. 10 p. 556—560. [Outer coverings.] 



