ENTOMOLOGICAL WRITINGS OF THOMAS SAY. 141 



United States. Jour. Acad Nat. Sci. vol. v. pp. 160—204, 237—284, 

 293—304. Published Dec. 1825, Nov. and Dec. 1826. 



18. Note on LeConte's Coleopterous Insects of North America. 



19. Descriptions of new species of Hymenoptera of the United States. 



These two papers were published in a periodical which expired at 

 the third number, entitled ' Contributions to the Maclurean Lyceum 

 of Philadelphia,' the former in July, 1827, and the latter in Jan. 1828. 



20. Descriptions of North American Dipterous Insects. Journ. Acad. Nat. 



Sci. vol. vi. part 1. p. 149—178, and vol. vi. part 2, p. 183—188.— 

 Published in 1829-30. 



21. Correspondence relative to the Insect that destroys the Cotton Plant. 



From the New Harmony Disseminator, 1830. 



22. Descriptions of new North American Insects, and Observations on some 



already described. 



This paper contains only Coleoptera, and ends with part of the Ela- 

 teridce. It was printed at New Harmony, at different intervals be- 

 tween March 17th, 1830, and August 1st, 1834, forming an 8vo. vo- 

 lume of 81 pages. Part of this paper was reprinted in the fourth vol. 

 of the new series of the Transactions of the Philosophical Society of 

 Philadelphia, in 1834. The remainder of the part already published 

 at New Harmony, and a continuation from Say's MSS. will appear in 

 the next volume of their Transactions. It ends with Eucnemis and 

 Throscus. 



23. Descriptions of new species of Curculionites of North America, with 

 Observations on some of the species already known. 8vo. pp. 30. — 

 New Harmony, Indiana, 1831. 



24. Descriptions of new species of Heteropterous Hemiptera of North Ame- 



rica. 8vo. pp. 39. New Harmony, Dec. 1831. 



25. New species of North American Insects found by Joseph Barabino, 



chiefly in Louisiana. 8vo. pp. 16. New Harmony, Jany. 1832. 



26. Descriptions of new North American Hemipterous Insects, belonging 

 to the first family of the section Homoptera of Latreille. Jour. Acad. 

 Nat. Sci. vol. vi. pp. 235—244, and 291—314. Published 1830-1. 



27. Descriptions of new North American Coleopterous Insects, with Ob- 



servations on some already described. Boston Journal of Natural His- 

 tory, Vol. i. No. 2, for May, 1835. 



28. Descriptions of new species of North American Hymenoptera, and Ob- 

 servations on some already described. Boston Journal of Nat. Hist. 

 Vol. i. No. 3, May 1836, and No. 4, May, 1837. 



29. Descriptions of new North American Neuropterous Insects, (Libelluli- 

 dce, Ephemerides, and Megaloptera), and Observations on others already 

 described. 



This paper was not published when I was at Cambridge, Mass., in 

 October, but Dr. Harris informed me that it would appear in the forth- 

 coming volume of the Journal of the Academy of Natural Sciences of 

 Philadelphia. A few manuscript descriptions are still in Dr. Harris's 

 hands. 



Epping, Feb. ISth, 1839. 

 Vol. III.— -No. 27. n. s. q 



