adult external head
 |__mouthpart_____________
multicellular structure   |
 |__mouthpart_____________|
 |__organism subdivision__|
                          proboscis  840 rec.
                           |__adult pharynx 40 rec.
                           |   |__adult cibarium(+) 33 rec.
                           |   |__adult epipharynx
                           |   |__adult hypopharynx(+) 14 rec.
                           |__apodeme of rostrum-haustellum joint 7 rec.
                           |   |__anterior arm of apodeme of rostrum-haustellum joint
                           |   |__dorsal arm of apodeme of rostrum-haustellum joint
                           |   |__ventroposterior arm of apodeme of rostrum-haustellum joint 4 rec.
                           |__distiproboscis 412 rec.
                           |   |__labellum(+) 403 rec.
                           |__haustellum 62 rec.
                           |   |__haustellum bristle
                           |   |__labrum(+) 44 rec.
                           |   |__mentum 3 rec.
                           |   |__prementum 5 rec.
                           |   |__proboscis muscle 5(+) 3 rec.
                           |   |__proboscis muscle 8(+) 4 rec.
                           |__proboscis joint
                           |   |__head-rostrum joint
                           |   |__rostrum-haustellum joint
                           |__proboscis muscle 3 3 rec.
                           |   |__muscle cell of proboscis muscle 3(+) 3 rec.
                           |   |__proboscis muscle 3 lateral fiber(+)
                           |   |__proboscis muscle 3 medial fiber(+)
                           |__proboscis muscle 12 ventral
                           |   |__muscle cell of proboscis muscle 12 ventral
                           |__rostrum 324 rec.
                               |__adult cibarium(+) 33 rec.
                               |__adult maxillary structure
                               |__apodeme of rostrum
                               |__clypeus 13 rec.
                               |__lacinia 3 rec.
                               |__maxillary palp(+) 286 rec.
                               |__proboscis muscle 4(+) 4 rec.
                               |__proboscis muscle 10(+) 3 rec.
                               |__proboscis muscle 11 dorsal(+) 4 rec.
                               |__proboscis muscle 11 ventral(+)
                               |__proboscis muscle 12 dorsal(+) 3 rec.
                               |__proboscis muscle 13(+) 5 rec.
                               |__salivary stylet 3 rec.