Note 639 — LETTER XLI.
Reading edition
Treviran. Arachnid. 44. In Paraguay a spider is found which makes spherical cocoons of yellow silk, which are spun because of the permanence of the colour. This operation occasions a flow of water from the eyes and nose of the spinners. Azara Voyag. 212. See also Murray in Werner. Trans. 1823. 8—.