http://www.collembola.org/key/isotidea.htm - Last updated on 2008.05.20 by Frans Janssens
Checklist of the Collembola: Key to the families of Isotomoidea

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.

Felipe N. Soto-Adames, Illinois Natural History Survey, IL 61820, Champaign, USA
Jean-Auguste Barra, Université Louis Pasteur, Laboratoire de Zoologie, F-67000 Strasbourg, France
Kenneth A. Christiansen, Department of Biology, Grinnell College, PO Box V3, Grinnell, IA 50112-0806, USA
Rafael Jordana, Department of Zoology and Ecology, University of Navarra, 31080 Pamplona, 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). Abdominal segments 4-6 distinct (fig.1), but if fused then
        shorter than length of mesothorax to abdominal segment 3
        (fig.2); tenent hair variously shaped but never leaf-like.....
         .................................................. Isotomidae
      Abdominal segments 4-6 fused and 1.4 the length of mesothorax to
        abdominal segment 3 (fig.3); tenent hair leaf-shaped (fig.4)..
         ................................................. Actaletidae

Fig.1.
  

Fig.2.
  

Fig.3.
  

Fig.4.
  

References