LO, YIK-FUI PHILIP. “A New Subspecies of <em>Delias</em> <em>agostina</Em> Hewitson (Lepidoptera: Pieridae: Pierinae) from Hainan Island”. Zootaxa 4532, no. 4 (December 20, 2018): 553–560. Accessed October 28, 2021. https://www.mapress.com/zt/article/view/zootaxa.4532.4.6.