Tafel 17. 



Cytherura. 



Fig. 1. Cytherura crihriformis. c^. 180 X- 



- 2. - incongruetis , t^. 180 X- 



- 3. - paradoxa, c^. 150 X- 



- 4. - mlcata, cf. 180 X- 



- 5. - Simplex, Q.. 216 X- 



- 6. - crihriformis, c;^. 180 X- 



- 7. - incongruens, q^. 180 X- 



- 8.- - - Q. 180X- 



- 9. - paradoxuy (;f. 150 X- 



- 10. - sulcata, rf. 150 X- 



- 11. - Simplex, ^. 180 X- 



- 12. - reticulata. 180 X- 



- 13. - - 325 X- 



- 14, 15. - rara. 325 X- 



