Keywords: Yponomeuta malinellus ugglan.jpg Apple Ermine Moth Yponomeuta malinellus Nordisk familjebok http //runeberg org/nfcj/ ca 1910 Bibliographisches Institut Leipzig public domain PD-Ugglan Yponomeuta malinellus Yponomeuta malinellus caterpillar Yponomeuta pupae Bibliographisches Institut |