General - antenna

Head of the fourth-instar larva of Ochlerotatus fulvus pallens (alveoli shown but most setae omitted): (a) posteroventral aspect (mouthparts and details of palatum omitted); (b) lateral aspect (some internal sclerotised structures indicated by stippling; cibarial bar and mandible slightly displaced); (c) anterior aspect (eyes, antennae, anteromedian and lateral palatal brushes and articulating membranes omitted; mandibles and maxillae shown in cross-section).