Checklist of the Collembola: Key to the species of Acherongia |
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.
Erhard Christian,
Institut für Zoologie, Universität für Bodenkultur, 1180 Wien, Autriche
Jean-Marc Thibaud,
Laboratoire d'Entomologie, Museum National d'Histoire Naturelle, 75005 Paris, France
Frans Janssens,
Department of Biology, University of Antwerp, Antwerp, B-2020, Belgium
1(0). Flame shaped setae absent.............................. huetheri Flame shaped setae present.................................... 2 2(1). First abdominal segment tergal flame shaped setae absent; fifth abdominal segment tergal flame shaped setae absent; fourth abdominal segment tergal flame shaped setae absent; second abdominal segment tergal flame shaped setae absent; third abdominal segment tergal flame shaped setae absent.......... 3 First abdominal segment tergal flame shaped setae present; fifth abdominal segment tergal flame shaped setae present; fourth abdominal segment tergal flame shaped setae present; second abdominal segment tergal flame shaped setae present; third abdominal segment tergal flame shaped setae present.... minima 3(2). Mesothoracic seta m1 absent; sensillae of the third antennal segment organ similar and ellipsoidal; metathoracic seta m1 absent............................................... steineri Mesothoracic seta m1 present; sensillae of the third antennal segment organ not similar: one is cylindrical and curved, the other is disc shaped; metathoracic seta m1 present............ ................................................ palatinensis