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Classification ........Psilodon Perty 1830: 53.
...............Hexaphyllum Gray, 1832: 536 (synonym)
.............

Psilodon

map

P. schuberti Perty, male.
Photo by M.J. Paulsen

Approximate distribution of Psilodon species.


Superfamily.....
Family........... Subfamily......

Scarabaeoidea
Lucanidae
Syndesinae

 
Syndesinae Genera

Ceruchus
Psilodon
Sinodendron


 

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Distribution: Neotropical: Argentina, Bolivia, Brazil, Colombia, Ecuador.

 

Revision or Synopsis: N/A

 

Composition: 6 species.

 

Taxonomy: N/A

 

The genus Psilodon has been characterized as possessing a 6-segmented antennal club, as opposed to the 7-segmented club of species of the Australasian genus Syndesus MacLeay. However, at least one species of Psilodon (P. gilberti Boucher) has a 7-segmented club, and at least one species of Syndesus (S. cancellatus Montrouzier) has a 6-segmented club. Regardless, given that no other genera are shared between the two regions and the extremely long period (~55 MY) for which they have been isolated, it is probable that Psilodon should retain generic status and that the appropriate generic characters have not yet been identified.

 
 
 
 
 
 
 
 

Phylogeny: N/A

 

Biology: Unknown.

   
 

Keys to Species: None

 

 

 

Species profiles: (pages under construction)

P. aequinoctiale (Buquet)
P. gilberti Boucher
P. luki (Onore et al.)
P. schuberti Perty
P. seguyi (Didier)
P. xerophilicum
Martínez & Reyes-Castillo

 
 
 
 
 
 
 
 
 
   
   
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Author: M. J. Paulsen
Generated on:
19/DEC/2006. Updated 17/FEB/2012.
University of Nebraska State Museum - Division of Entomology