Revision of Megalothorax incertus Börner, 1903 reveals it to be another widespread Palearctic species of the genus (Collembola, Neelidae)
Author
Schneider, Clément
0000-0003-3743-9319
Abteilung Bodenzoologie, Senckenberg Gesellschaft für Naturforschung, 02826 Görlitz, Germany clement. schneider @ senckenberg. de; https: // orcid. org / 0000 - 0003 - 3743 - 9319
clement.schneider@senckenberg.de
Author
Panina, Ksenia
Moscow State Pedagogical University, Kibalchicha str., 6, korp. 3, Moscow, 129278, Russia
text
Zootaxa
2023
2023-07-21
5318
4
474
488
http://dx.doi.org/10.11646/zootaxa.5318.4.2
journal article
57764
10.11646/zootaxa.5318.4.2
3c1eedbd-6795-4560-a147-fd1320d5da1a
1175-5326
8181850
10C3728D-B718-4074-AC83-142A98A88895
TABLE 2. Differential diagnosis of the closest relatives of M. incertus sensu nov.| Character | M. incertus sensu nov. | M. boerneri sp. nov. | M. perspicillum | M. laevis |
|---|
| Head dorsal anterior channels | absent | absent | absent | simple |
|---|
| Trunk lateral and dorsal channels | absent | absent | well developed | absent |
|---|
| Th. II chaetae a3 (adult) | absent | present | present | present |
|---|
| Abdominal chaetae ζ4 | absent | present | present | present |
|---|
| Abdominal chaetae β4 | absent | present | absent | absent |
|---|
| Female genital plate, number of chaetae | 2 + 2 | 3 + 3 | 2 + 2 | 2 + 2 |
|---|
| Abd. IV sternite, number of chaetae (adult) | 2 + 2 | 3 + 3 | 3 + 3 | 2 + 2 |
|---|
| Manubrium, number of chaetae | 2 + 2 | 1 + 1 | 2 + 2 | 2 + 2 |
|---|
| Mucro | serrated | serrated | serrated | smooth |
|---|
| Retinaculum, number of teeth | 3 + 3 | 4 + 4 | 4 + 4 | 4 + 4 |
|---|