EXPLANATION OF PLATES. 



PLATE 1. 

 Full grown male specimen of Astylosternus robustus (Blgr.), dorsal view. 



PLATE 2. 

 The same specimen, seen from the side. 



PLATE 3. 



The same, ventral view. 



PLATE 4. 



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Full grown male specimen with very small appendages. 



PLATE 5. 

 Female specimen, showing scattered tubercles on the back. 



