Summary[edit] Description: English: Screenshot from the book "List of the specimens of lepidopterous insects in the collection of the British Museum" written 1859 by Francis Walker about Cydalima perspectalis = Phakellura perspectalis Deutsch: Erstbeschreibung des Buchsbaumzünslers (Cydalima perspectalis = Phakellura perspectalis) aus dem Buch "List of the specimens of lepidopterous insects in the collection of the British Museum" von Francis Walker 1859). Date: 1859. Source: https://www.biodiversitylibrary.org/item/120189#page/545/mode/1up. Author: Francis Walker.