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DYTISCUS, Fabricius. 



DYTICIDJE, Leach. 



DYTICOIDEA, Hope. 



Fabrician Species. 



Country. 



Genera of Authors. 



1. Latissimus 



Germany 



Dyticus, Geoffroy. 



2. Limbatus 



East Indies 



Cybister, Curtis. 



3. Marginalis 



England 



Dyticus, Geoffroy. 



4. Circumflexus 



Tangiers 







5. Punctulatus 



England 







6. Immarginatus 



Senegal 



Cybister, Curtis. 



7. Roeselii 



France 



. 



8. Atratus 



Isles of the Pacific 



Cybister ? 



9. Costalis 



Surinam 



Cybister, Curtis. 



10. Lateralis 



Tranquebar 



Cybister, Curtis. 



11. Lsevigatus 



S. America 







12. Latus 



S. America 



Cybister ? 



13. Ruficollis 



Siam 



Hydaticus, Leach. 



14. Sulcatus 



England 



Acilius, Leach. 



15. Fasciatus 



East Indies 



Hydaticus, Leach. 



16. Striatus 



England 



Colymbetes, Clairville. 



17. Fuscus 



England 



Colymbetes, Clairville. 



18. Lanio 



Madeira 



Meladema, Laporte. 



19. Cicur 



P. B. S. 



Colymbetes, Clairville. 



20. Vittatus 



East Indies 



Graphoderus, Eschscholtz. 



21. Cinereus 



Germany 



Acilius, Leach. 



22. Zonatus 



Germany 



Graphoderus, Eschscholtz. 



23. Unifasciatus 



Guinea 



Eunectes? Erichson. 



24. Sticticus 



S. Africa 



Eunectes, Erichson. 



25. Griseus 



East Indies 







26. 10-punctatus 



New Holland 



Colymbetes, Clairville. 



27. Fuliginosus 



Germany 



Ilybius, Erichson. 



28. Carbonarius 



England 



Necticus, Hope. 



29."Bipustulatus 



Holland 



Necticus, Hope. 



30. Cinctus 



America 



Colymbetes ? 



31. 2-punctatus 



Germany 



Necticus, Hope. 



32. Fenestrates 



England 



Ilybius, Erichson. 



33. Ater 



England 



Ilybius, Erichson. 



34.'*Lacustris 



Germany 



Ilybius, Erichson. 



35. Hybneri 



England 



Hydaticus, Leach. 



