Dictionary of invertebrate zoology
HAPTOLACHUS
haptolachus: translation
n.[Gr.haptos, fasten or join; lachos, part]
(ARTHROPODA: Insecta)
In scarbaeoid larvae, that part of the posterior epipharynx behind the pedium, usually below the crepis, comprised of the nesia, sensillae and crepis; proximal sensory area.