Table 2.
Matrix of characters state of internal structures of the mouthparts of the hemipteran groups
| Number of characters | 12345678911111111 |
|---|---|
| 01234567 | |
| Sternorrhyncha: Orthezia urticae | 00100000000000010 |
| Coleorrhyncha: Xenophyes cascus | 11210010100002001 |
| Heteroptera: Pentatoma rufipes | 21000020000002001 |
| Heteroptera: Nepa cinerea | 11100000003000001 |
| Tettigarctidae: Tettigarcta crinata | 10010000003100101 |
| Cicadellidae: Ulopa reticulata | 10010000003100101 |
| Delphacidae: Peregrinus maidis | 10100013002000001 |
| Achilidae: Achilla marginatifrons | 10101111010000001 |
| Achilidae: Ballomarius kawandanus | 10001011110000001 |
| Derbidae: Diostrombus gangumis | 10100011002000001 |
| Dictyopharidae: Dictyophara europaea | 20100013002000001 |
| Fulgoridae: Calyptoproctus sp. | 20100013102000001 |
| Meenoplidae: Nisia nervosa | 10100013002001001 |
| Ricaniidae: Pochazia antica | 10101013002000001 |
| Flatidae: Flata pallida | 20101113001000001 |
| Flatidae: Flatida sp. | 10100013002000001 |
| Tropiduchidae: Trienopa paradoxa | 10100013001000001 |
| Caliscelidae: Ommatidiotus dissimilis | 10100013001000001 |
| Lophopidae: Lophops africana | 20100113000000001 |
| Tropiduchidae: Numicia hulstaerti | 10100013002001001 |
| Tettigometridae: Tettigometra sulphurea | 10000011010000001 |
| Tettigometridae: Hilda sp. | 10000011010000001 |
| C/Borystheninae: Borysthenes lacteus | 10000000101000001 |
| C/Bothriocerinae: Bothriocera sp. | 10001032100000001 |
| C/Brixidiini: Brixidia boukokoensis | 10000011100000001 |
| C/Brixidiini: Brixidia variabilis | 10000011100000001 |
| C/Brixiini: Brixia rose | 10000011110000001 |
| C/Cixiini: Achaemenes lokobenis | 10000021101010001 |
| C/Cixiini: Cixius nervosus | 10000021100000001 |
| C/Cixiini: Cixius cunicularius | 10000021100000001 |
| C/Cixiini: Macrocixius giganteus | 10000021110000001 |
| C/Cixiini: Tachycixius pilosus | 10000021110000001 |
| C/Oecleini: Mundopa kotoshonis | 10000032110000001 |
| C/Oecleini: Myndus taffini | 10000032110000001 |
| C/Pentastirini: Oliarus kindli | 10000033100000001 |
| C/Pentastirini: Pentastiridius moestus | 10000031100000001 |
| C/Pentastirini: Hyalesthes obsoletus | 10000031100000001 |
| C/Mnemosynini: Mnemosyne camerunensis | 10000021110000001 |
| C/Mnemosynini: Mnemosyne lamabokensis | 10000021110000001 |
| C/Pintaliini: Cubana sp. | 10002111000020002 |
| C/Pintaliini: Pintalia sp. | 10001011000020002 |
| C/Semonini: Betacixius ocellatus | 10010012100010001 |