THE TERRAPIN SCALE. 95 



Woolly Aphis of Apple. (Entomology Circular 20.) Price, 5 cents. 



Periodical Cicada in 1897. (Entomology Circular 22.) Price, 5 cents. 



Pear Slug. (Entomology Circular 26.) Price, 5 cents. 



Fruit-tree Bark-beetle. (Entomology Circular 29.) Price, 5 cents. 



How to Control San Jose Scale. (Entomology Circular 42.) Price, 5 cents. 



Peach-tree Borer. (Entomology Circular 54.) Price, 5 cents. 



Plum Curculio. (Entomology Circular 73.) Price, 5 cents. 



Aphides Affecting Apple. (Entomology Circular 81.) Price, 5 cents. 



Terrapin Scale. (Entomology Circular 88.) Price, 5 cents. 



Apple-tree Tent Caterpillar. (Entomology Circular 98.) Price, 5 cents. 



Nut Weevils. (Entomology Circular 99.) Price, 5 cents. 



Control of Brown-rot and Plum Curculio on Peaches. (Entomology Circular 120.) 



Price, 5 cents. 

 Two Destructive Texas Ants. (Entomology Circular 148.) Price, 5 cents. 

 Leaf Blister Mite. (Entomology Circular 154.) Price, 5 cents. 

 San Jose Scale, Its Occurrence in United States, with Full Account of Its Life History 



and Remedies to be Used Against it. (Entomology Bulletin 3, n. s.) Price, 10 



cents. 

 Gipsy Moth in America, Account of Introduction and Spread of Porthetria dispar in 



Massachusetts and of Efforts Made by State to Repress and Exterminate It. (Ento- 

 mology Bulletin 11, n. s.) Price, 5 cents, 

 Periodical Cicada, Account of Cicada Septendecem, Its Natural Enemies and Means of 



Preventing Its Injury, with Summary of Distribution of Different Broods. (Ento- 

 mology Bulletin 14, n. s.) Price, 15 cents. 

 Principal Insects Liable to be Distributed on Nursery Stock. (Entomology Bulletin 



34.) Price, 5 cents. 

 Codling Moth. (Entomology Bulletin 41.) Price, 15 cents. 

 San Jose or Chinese Scale. (Entomology Bulletin 62.) Price, 25 cents. 

 Pecan Cigar Case-bearer. (Entomology Bulletin 64, part 10.) Price, 5 cents. 

 Papers on Deciduous Fruit Insects and Insecticides. (Entomology Bulletin 68, 9 



parts.) Price, 25 cents. 

 Pear Thrips. (Entomology Bulletin 68, part 1.) Price, 10 cents. 

 Spring Canker-worm. (Entomology Bulletin 68, part 2.) Price, 5 cents. 

 Trumpet Leaf-miner of Apple. (Entomology Bulletin 68, part 3.) Price, 5 cents. 

 Lesser Peach Borer. (Entomology Bulletin 68, part 4.) Price, 5 cents. 

 Lesser Apple Worm. (Entomology Bulletin 68, part 5.) Price, 5 cents. 

 Grape Root- worm Investigations in 1907. (Entomology Bulletin 68, part 6.) Price, 



5 cents. 

 Demonstration Spraying for Codling Moth. (Entomology Bulletin 68, part 7.) Price, 



5 cents. 

 Grape-leaf Skeletonizer. (Entomology Bulletin 68, part 8.) Price, 5 cents. 

 Peach-tree Barkbeetle. (Entomology Bulletin 68, part 9.) Price, 5 cents. 

 Periodical Cicada. (Entomology Bulletin 71.) Price, 40 cents. 

 Codling Moth in the Ozarks. (Entomology Bulletin 80, part 1.) Price, 10 cents. 

 Cigar Case-bearer. (Entomology Bulletin 80, part 2.) Price, 10 cents. 

 Additional Observations on the Lesser Apple Worm. (Entomology Bulletin 80, 



part 3.) Price, 5 cents. 

 Pear Thrips and Its Control. (Entomology Bulletin 80, part 4.) Price, 10 cents. 

 On Nut-feeding Habits of Codling Moth. (Entomology Bulletin 80, part 5.) Price, 



5 cents. 

 Life History of Codling Moth in Northwestern Pennsylvania. (Entomology Bulletin 



80, part 6.) Price, 10 cents. 

 Fumigation of Apples for San Jose Scale. (Entomology Bulletin 84.) Price, 20 cents. 



