Note 211 — STUDIES IN THE THEORY OF DESCENT (continued 2)
Raphael Meldola translation
[This illustration of course only applies to the old arrangement of the Hymenoptera into Terebrantia and Aculeata. See also note 201, p. 488. R.M.]
Raphael Meldola translation
[This illustration of course only applies to the old arrangement of the Hymenoptera into Terebrantia and Aculeata. See also note 201, p. 488. R.M.]