1. phthorimaea operculella(n = noun.animal) potato tuberworm - larva of potato moth; mines in leaves and stems of e.g. potatoes and tobacco;
is a kind of caterpillar
is a member of genus phthorimaea, phthorimaea
2. phthorimaea operculella(n = noun.animal) potato moth, potato tuber moth, splitworm - greyish-brown moth whose larva is the potato tuberworm;
is a kind of gelechiid, gelechiid moth