Larval head of Ditaxis biseriata. a and b. Cleared whole-mount of first instar larval antenna (a) and head (b). The antennal segments are numbered from proximal to distal. The head structures depicted in (b) include the antennae (ANT), labial palps (LP), mandibles (MD) and maxillae (MX). c. Dorsal view of the head of a preserved first instar larva. Scale bar in (a) is 20 microns and in (b) 50 microns.