Axenyllodes Stach 1949
Creators: name: Babenko, Anatoly
name: Shveenkova, Yulia
name: Arbea, Javier I.
Publisher: name: Zenodo
Year: 2025
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Collembola
Poduromorpha
Odontellidae
Axenyllodes

description: A key to the known species of the genus Axenyllodes Stach, 1949
1 Head with 2+2 ocelli.................................................................................. 2
- Head with a smaller number of ocelli.................................................................... 10
2 PAO with 4(5) irregular lobes......................................... bayeri (Kseneman, 1935) [Transpalaearctic]
- PAO triangular, trilobed or broadly oval with pointed edges................................................... 3
3 Tibiotarsi with at least 9 setae........................................................................... 4
- Tibiotarsi with a smaller number of setae.................................................................. 9
4 Th. II–III with three pairs of axial setae (setae m1 present).................................................... 5
- Th. II–III with two pairs of axial setae (setae m1 absent)...................................................... 8
5 Ocelli small, about the same size as cuticular granules, and widely separated................................................................................................... microphthalmus Fjellberg, 1995 [Canary Islands]
- Ocelli larger; a distance between them more or less comparable to their diameter.................................. 6
6 PAO sunken in a cavity and almost completely covered by integument folds............. minitaurus (Ellis, 1976) [Crete]
- PAO located more or less superficial..................................................................... 7
7 PAO with three distinct lobes; manubrial field with 3+3 basolateral setae; coastal habitats................................................................................................... ukrainus [Ukraine, Black Sea coast]
- PAO triangular; manubrial field with 2+2 basolateral setae; steppe.................................................................................................... ghilarovi (Martynova, 1964) [Eastern Europe, Kazakhstan]
8 Anal spines absent...................................................... marci Thibaud & Peja, 1996 [Albania]
- Anal spines present................................................ britannicus Thibaud, 2006 [northern France]
9 Anal spines present........................................................... sinensis Tamura, 1999 [China]
- Anal spines absent.............................................................. chinki sp.nov. [Kazakhstan]
10 Head with 1+1 ocelli................................................................................. 11
- Blind species....................................................................................... 12
11 Tibiotarsi with 10-10-9 setae...................................... monoculatus (Jordana & Ardanaz, 1981) [Spain]
- Tibiotarsi with 7-7-7 setae.................................. echinatus Fjellberg, 1988 [northern and eastern Europe]
12 Mucro absent...................................... americanus Vázquez & Palacios-Vargas, 1989 [South America]
- Mucro present, crochet-like as usual for genus............................................................. 13
13 Anal spines absent................................................................................... 14
- Anal spines present...................................................... caecus (Gisin, 1952) [central Europe]
14 Th. II–III with lateral ms.............................................................................. 15
- Th. II–III without lateral ms........................................................................... 17
15 Th. II–III with three pairs of axial setae (setae m1 present)................................................... 16
- Th. II–III with two pairs of axial setae (setae m1 absent)............................. japonicus Tamura, 1999 [Japan]
16 Tibiotarsi with 7-7-7 setae.......................................... comoriensis Thibaud, 2011 [Comoro Islands]
- Tibiotarsi with more setae (up to 10)....................................... clevai Thibaud, 1995 [southern France]
17 Femora and tibiotarsi with 6 setae each................................. nematodes Fjellberg, 1995 [Canary Islands]
- Femora and tibiotarsi with 7 setae each....................................... potapovi sp.nov. [Caspian Sea coast]
description: Published as part of Babenko, Anatoly, Shveenkova, Yulia & Arbea, Javier I., 2025, Two new and two little-known species of the genus Axenyllodes Stach, 1949 from Russia and Kazakhstan, pp. 154-170 in Zootaxa 5583 (1) on page 166, DOI: 10.11646/zootaxa.5583.1.9, http://zenodo.org/record/14797986