http://www.collembola.org/key/wankella.htm - Last updated on 2017.10.31 by Frans Janssens
Checklist of the Collembola: Key to the species of Wankeliella

This key is still under construction. Note that missing figures will be provided as soon as possible. Currently, the key is in the feasibility study phase to find out how to integrate in the checklist in a modular way a key that has been generated with DELTA.

Rafael Jordana, Department of Zoology and Ecology, Faculty of Science, University of Navarra, 31080, Pamplona, Navarra, Spain
Frans Janssens, Department of Biology, University of Antwerp, Antwerp, B-2020, Belgium

Rationale

The rationale for taxa used and not used as well as subtaxonomic classification for some taxa is to be provided.

Key

Note that no distinction between subtaxa and taxa is made in the key.

1(0). Setae p0 on fourth abdominal tergite absent................... 2
      Setae p0 on fourth abdominal tergite present.................. 4
 
2(1). Setae m4 and m5 on fourth abdominal tergite present... bescidica
      Setae m4 or m5 on fourth abdominal tergite present............ 3
 
3(2). Pseudocelli formula 11/022/01111......................... pongei
      Pseudocelli formula 11/022/11111...................... peterseni
 
4(1). Setae in m-row on fourth abdominal tergite absent... mediochaeta
      Setae in m-row on fourth abdominal tergite present............ 5
 
5(4). Setae m4 and m5 on fourth abdominal tergite present.... medialis
      Setae m4 or m5 on fourth abdominal tergite present... intermedia

Differential diagnoses

bescidica
Setae m4 and m5 on fourth abdominal tergite present. Setae p0 on fourth abdominal tergite absent.

intermedia
Setae in m-row on fourth abdominal tergite present. Setae m4 or m5 on fourth abdominal tergite present. Setae p0 on fourth abdominal tergite present.

medialis
Setae in m-row on fourth abdominal tergite present. Setae m4 and m5 on fourth abdominal tergite present. Setae p0 on fourth abdominal tergite present.

mediochaeta
Setae in m-row on fourth abdominal tergite absent. Setae p0 on fourth abdominal tergite present.

peterseni
Pseudocelli formula 11/022/11111. Setae m4 or m5 on fourth abdominal tergite present. Setae p0 on fourth abdominal tergite absent.

pongei
Pseudocelli formula 11/022/01111. Setae m4 or m5 on fourth abdominal tergite present. Setae p0 on fourth abdominal tergite absent.


References