Description: English: Plate: Pieris VIII & Anthocharis Pieris polisma. Fig. 55. Accepted as Phrissura aegis (C. & R. Felder, 1861). Date: 1866. Source: Illustrations of new species of exotic butterflies: selected chiefly from the collections of W. Wilson Saunders and William C. Hewitson. Volume I. John van Voorst, London. Internet Archive[1]. Accepted names from Markku Savela[2]. Author: William Chapman Hewitson (1806–1878) . . Alternative names: Hewitson; W. C. Hewitson. Description: British naturalist and illustrator. Date of birth/death: 9 January 1806 28 May 1878 . Location of birth: Newcastle-upon-Tyne. Authority control: : Q2380448VIAF: 32757304ISNI: 0000 0000 8217 9657LCCN: n84171604Open Library: OL2075012AOxford Dict.: 13148GND: 116785330SUDOC: 078630630Koninklijke: 070552517WorldCat. creator QS:P170,Q2380448.