Phylloporia bistrigella a birch leaf mined by two larvae, one of which has already cut out its case and departed

الوصف:

Description: English: Stainton’s Natural History of the Tineina (1855–1873): Phylloporia bistrigella. Date: 1873. Source: https://www.biodiversitylibrary.org/bibliography/25081. Author: Stainton.