Lepidocyrtus

Winkler, Daniel & Traser, György N., 2012, Explanation of the European Lepidocyrtus pallidus – serbicus group (Collembola, Entomobryidae), with description of new species from Hungary, Zootaxa 3394, pp. 35-47 : 45

Key to species of Lepidocyrtus pallidus-serbicus group

1. Both cephalic macrochaetae T and S absent................................... L. arrabonicus Traser, 2000 ( Hungary)

- Cephalic macrochaeta T present, S present or absent........................................................ 2

2. Cephalic macrochaeta S absent.......................................................................... 3

- Cephalic macrochaetae S present........................................................................ 4

3. Labial seta R well developed, ciliated, but shortened, R≈0.25–0.5 M2; claws with big, Pseudosinella -like paired basal teeth; unguiculus with 3 teeth at the outer margin.................................... L. weidneri Hüther, 1971 ( Germany)

- Labial seta r vestigial, smooth; claws normal (not Pseudosinella -like); unguiculus smooth.......................................................................... L. pallidus Reuter, 1890 ( Belgium, Britain, Finland, Latvia, Portugal)

4. Abd.II microchaeta a2p absent, m3e present (p and q1 using Gisin’s terminology)....................................................................................................... L. pseudosinelloides Gisin, 1967 ( Spain)

- Abd.II microchaeta a2p present, m3e absent............................................................... 5

5. Dens small dental tubercle absent; labral papillae unarmed, smooth; abd.IV anterior accessorial setulae a and m of the same shape (fan-shaped); eyes G&H considerably smaller than eyes A–E............................................................................... L. serbicus Denis, 1933 ( Greece: Crete, Hungary, Poland, Romania, Serbia, Slovakia)

- Dens small dental tubercle present; labral papillae distinguishably separated, each one with a spine-like projection; abd.IV anterior accessorial setulae a and m clearly different in shape (m: feather-like while a: ciliated but not fan-shaped); eyes G and H near the same size as A–E........................................................... L. tomosvaryi sp. nov.