Note 50 — Chapter XXIII · DIRECT AND DEFINITE ACTION OF THE EXTERNAL CONDITIONS OF LIFE.
Reading edition
Kirby and Spence’s ‘Entomology,’ 1818, vol. i. p. 450; Lacaze-Duthiers, ibid., p. 284.
Reading edition
Kirby and Spence’s ‘Entomology,’ 1818, vol. i. p. 450; Lacaze-Duthiers, ibid., p. 284.