430 APHIDS OF THE ROCKY MOUNTAIN REGION 
FITCH, ASA 
1851. Catalogue of the known Homoptera of the State of New York in 1851. 4th Ann. 
Rpt. St. Cabinet of Nat. Hist. (New York). Family Aphidae, p. 65-69. 
1855. First report on the noxious, beneficial and other insects of the State of New York. 
New York Agr. Soc. Trans. 14: 
1856. Second report on the noxious, beneficial and other insects of the State of New 
York. New York Agr. Soc. Trans. 15: 
1859. Fifth report on the noxious, beneficial and other insects of the State of New York. 
New York Agr. Soc. Trans. 18: 781-854. 
FONSCOLOMBE, BOYER DE (See BOYER DE FONSCOLOMBE) 
FORBES, STEPHEN A. 
1883. x x x Trans. Miss. Val. Hort. Soc. 
1884. The strawberry plant-lice. Illinois State Ent. Rept. 13: 98-104. 
1885. The corn plant louse. Illinois State Ent. Rept. 14: 25-33, 70. 
1891. A summary history of the corn-root aphis. Illinois State Ent. Rept. 17: 64/0. 
1894. Forbes and Hart. Plant lice and mealy bugs. Illinois State Ent. Rept. 18: 55-108. 
FRANSSEN, C. J. H. 
1927. Aphis fabae Scop. En aanverwante soorten in Nederland. H. Veenman & Zonen- 
Wagingen. p. 1-90. 
FRISCH, J. L. 
1720-1738. Beschreib. v. allerlei. Insekten. 2. 
GARMAN, H. 
1898. x x x Ent. Amer. 2: 177. 
GEOFFROY, E. L. 
1762. Histoire abregee des insects. Paris, Durand. I: (Anonymously pub.) 
1799. Histoire, etc., New Ed. Paris, Volland & Remont. Aphididae I: 494-509. 
GERSTAECKER, CARL EDUARD ADOLPH 
1856. (for 1854) Bericht uber die Wissenschaftlichen Leistungen im Gebiete der Ento- 
mologie (in Wiegmann, Troschels Archiv) : 202. 
1859. (for 1857): Ibid.: 249. 
GILLETTE, C. P. 
1898. Colorado’s worst insect pests and their remedies. Agr, Expt. Sta. Bul. 47. 
1907. New species of Colorado Aphididae, with notes upon their life-habits. Canad. Ent. 
39: 389-396. 
1908a. Gillette and Taylor. A few orchard plant lice. Colorado Agr. Expt. Sta. Bul. 
133: 1-48. 
1908b. New species of Colorado Aphididae, with notes upon their life-habits. Canad. 
Ent. 40: 17-20 and 61-68. 
1908c. Aphis gossypii Glov.—medicaginis Koch, rumicis Linn., forbesi Weed, oeno- 
theriae Oest., and carbocolor Gill. Jour. Ec. Ent. I: 176-181. 
1908d. Notes and descriptions of some orchard plant lice of the family Aphididae. Jour. 
Ec. Ent. I: 302-310 and 359-369. 
1908e. The poplar bark aphid (Schizoneura populi n. sp.). Ent. News 19: 1-3. 
1909a. Two little-known aphids on Carex. sp. Ent. News 20: 119-121. 
1909b. American snowball louse, Aphis viburnicola n. sp. Ent. News 20: 280-285. 
1909c. Plant louse notes, family Aphididae. Jour. Ec. Ent. 2: 351-358 and 385-388. 
1909d. Phyllaphis coweni Ckll. Canad. Ent. 41: 41-45. 
1910. Plant louse notes, family Aphididae. Jour. Ec. Ent. 3: 367-371 and 403-407. 
1911a. A new genus and four new species of Aphididae. Ent. News 22: 440-444. 
1911b. Two Rhopalosiphum species and Aphis pulverulens n. sp. Jour. Ec. Ent. 4: 
320-325. 
1911c. Plant louse notes, family Aphididae. Jour. Ec. Ent. 4: 381-385. 
1913. Some Pemphiginae attacking species of Populus in Colorado. Ann. Ent. Soc. 
America 6: 485-493, 
1914a. Two Colorado plant lice. Ent. News 25: 269-275. 
1914b. Some Pemphiginae attacking species of Populus in Colorado. Ann. Ent. Soc. 
America 7: 61-69. 
1915a. Gillette and Bragg. Notes on some Colorado aphids having alternate food habits. 
Jour. Ec. Ent. 8: 97-103. 
1915b. Confusion of Rhopalosiphum hippohaes Koch, and Myzus braggii Gillette. Jour. 
Ec. Ent. 8: 375-379. 
1916. Gillette and Bragg. Two new aphids, Capitophorus shepherdiae and Siphocoryne 
aquatica. Ent. News 27: 445-448. 
