adult cibarium Fig 05,06,07,08,09,10 Abbr: CIb in ISBN:0-937548-00-6. Pharynxpumpe TGMA:0000102 TGMA:0000102 The preoral food cavity between the base of the hypopharynx and the under surface of the clypeus, clypeopalatum. Serving as the primary sucking organ. antlia cibarialis basipharynx buccal cavity bucco-pharyngeal cavity bucco-pharynx cibarial pump default_namespace mid-pharynx oral cavity pharyngeal pump pharynx subclypeal tube anatomical space