Table 1.
Differential diagnosis of mature larvae of both described species and the most similar or relative species.
| Lixus (Dilixellus) bardanae (Fabricius, 1787) | Lixus (Dilixellus) desbrochersi Hoffmann, 1957 | Lixus (Dilixellus) neglectus Fremuth, 1983 | Lixus (Dilixellus) probus Faust, 1886 | Lixus (Dilixellus) punctiventris Boheman, 1835 | Lixus (Epimeces) filiformis (Fabricius, 1781) | Lixus (Eulixus) kiritshenkoi Ter-Minasian, 1985 | Lixus (Ortholixus) bituberculatus Smreczyński, 1968 | |
|---|---|---|---|---|---|---|---|---|
| Endocarina | unknown | present, length unknown | more than the half length of frons | short | more than the half length of frons | more than the half length of frons | more than the half length of frons | more than the half length of frons |
| Number of des | unknown | 4 | 5 | 5 | 5 | 5 | 5 | 5 |
| Number of fs | unknown | 5 | 5 | 3 | 5 | 5 | 5 | 5 |
| Number of les | unknown | 2 | 2 | unknown | 3 | 1 | unknown | 2 |
| Number of ves | unknown | 2 | 2 | unknown | 2 | unknown | unknown | 2 |
| Position of lrms1-3 | in a triangle | only 2 setae | in a triangle | in a triangle | in a triangle | in a triangle | in a line | in a triangle |
| Number of als | unknown | 6 | 4 | 4 | 5 | 3 | 3 (or 4) | 4 |
| Number of ligs | 2 | 2 | 3 | 3 | 2 | 2 | 1 | 3 |
| Number of mbs | 1 | unknown | 1 | 1 | 2 ? | 1 | 0 | 1 |
| More pigmented sclerites on larval body, not only on pronotum | unknown | absent | present | absent | absent | present | absent | absent |
| Number of prns | unknown | 8 | 10 | 10 | 10 | 10 | 13 | 10 |
| Number of pds on Abd. seg I- VII | unknown | 5 | 5 | unknown | 6 | 6 | unknown | 6 |
| Number of ds on Abd. seg IX | unknown | unknown | 3 | unknown | 6 | 2 | 3 | 4 |
| Number of ps on Abd. seg IX | unknown | unknown | 2 | unknown | 3 | 2 | 1 | 3 |
| Number of ts on dorsal lobe on Abd. Seg. X | unknown | unknown | 0 | 7 * | 0 | 0 | 2 * | 0 |
| Number of ts on ventral lobe on Abd. Seg. X | unknown | unknown | 0 | 2 * | 0 | 0 | 2 * | 0 |
| Number of ts on lateral lobe on Abd. Seg. X | unknown | unknown | 2 | 0 * | 3 | 3 (dorsoventral) | 0 * | 3 |
* Nikulina (2001) listed number of ts on sides, not on lobes.