part of prelabium prelabial sensorium In general, any innervated cuticular structure occurring on the insect prelabium. In certain nematocerous larvae, one of the sensoria occurring on the labiohypopharynx. Specifically in culicid larvae, one of usually five bilaterally paired sensoria occurring on the labiohypopharynx. Sinneswarzen TGMA:0001350 TGMA:0001350 appendage basiconic sensilla default_namespace hairs labial sensilla movable spine papilla of prementum papillae peg-like process peg-like structure premental papilla sensilla basiconica sensilla of the labium sensillar of labium sensory cone sensory papilla sensory peg sensory tubercle spines spur taste hairs thorns of chitin