[8/19.]
Id., 3rd series, chapter 11.
[8/20.]
Emerson.
[8/21.]
"Souvenirs entomologiques," 4th series, chapter 9.
[8/22.]
Unpublished observations.
[8/23.]
"Mireille," 3rd canto.
NOTES TO CHAPTER 9.
[9/1.]
"Souvenirs entomologiques," 8th series, chapter 21.
[9/2.]
"Les Ravageurs," chapter 34, agriculture.
[9/3.]
"Souvenirs entomologiques," 10th series, chapter 12.
[9/4.]
Id., 1st series, chapter 2, and 10th series, chapter 13.