5. Felt, E. P.— Three New Gall Midges. Canadian Ent., Vol. 

 XLV, No. 9. 1913. pp. 304-308. 



6. Fernald, Mrs. M. E.— Catalogue of the Coccidae of the World, 

 Bui. 88, Mass. Agrie. Exp. Sta. 1903. 



7. Henricksen, H. C. — Report of Assistant Horticulturist. Ann. 

 Rpt. P. R. Agrie. Exp. Sta. for 1904. Ann. Rpt. Office of Exp. 

 Stas. for year ending June 30, 1904. U. S. Dept. Agrie. 1905. 

 pp. 399-406. 



8. Henricksen, H. C. — Report of the Horticulturist. Rpt. on 

 Agrie. Investigations in P. R.. 1905. Bui. 171, Office of Exp. Stas., 

 U. S. Dept. Agrie. 1906. pp. 23-41. 



9. Hood, J. D. — Two New Thysanoptera from Porto Rieo. In- 

 ■secutor Inscitiae Menstruus, Vol. 1, No. 6, June, 1913. pp. 65-70. 



10. Hooker, C. W. — Report of the Entomologist. Ann. Rpt. 

 P. R. Agrie. Exp. Sta. for 1912. 1913. pp. 34-38. 



11. Johnston, J. R. — The Entomogenous Fungi of Porto Rieo. 

 Bui. 10. P. R. Brd. Commrs. Agrie. 1915. pp. 33, fig. 1, plates 9. 



12. Jones, T. H. — Additional Notes on Porto Rican Sugar-Cane 

 Insects. Journ. Econ. Ent., Vol. 7, No. 6, 1914. pp. 461-463. 



13. Jones, T. H. — Insects Affecting Vegetable Crops in Porto 

 Rico. Bui. 192, U. S. Dept. of Agrie. 1915. pp. 11. plates 4. 



14. ]\Iaxwell-Lefroy, H. — Scale-Insects of the West Indies. 

 West Indian Bui, Vol. Ill, No. 4, 1902. pp. 295-319. 



15. Tower, W. V. — Report of the Entomologist and Plant Path- 

 ologist. Ann. Report of the P. R. Agrie. Exp. Sta, for 1906. 1907. 

 pp. 25-28. 



16. Tower, W. V. — Report of the Entomologist and Plant Path- 

 ologist. Ann. Rpt. P. R. Agrie, Exp. Sta. for 1907. 1908. pp. 31-38, 



17. Tower, W. V.— Report of the Entomologist. Ann. Rpt. P. R. 

 Agrie. Exp. Sta. for 1908. 1909. pp. 23-28. 



18. Tower, W. V.— Report of the Entomologist. Ann. Rpt. P. R. 

 Agrie. Exp. Sta. for 1909. 1910. pp. 21-28. 



19. Tower, W. V. — Insects Injurious to Citrus Fruits and INIethods 

 foi- Combating Them. Bui. 10, P. R. Agrie. Exp. Sta. 1911. pp. 

 35, plates 5. 



20. Tower, W. V. — Control of the Brown Ant {Sol^nopsis gcmi- 

 nata Fabr.) and the Mealy Bug {Pseudococciis citri Risso) in Pine- 

 api)le Plantations. Circ. 7, P. R. Agrie. Exp. Sta. p. 3. 



21. Van Dine, D. L. — Report of the Entomologist. Bui. 1 (1st 

 Rpt.), Exp. Sta. of P. R. Sugar Producers' Assoc. 1911. pp. 17-31. 



22. Van Dine, D. L. — Report of the Entomologist. 2d Ann. Rpt. 



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