INTRODUCTION. 



XXI 



reason, although the families are perfectly defined, the attempts 

 to combine them into higher groups, or to exhibit their relations 

 to each other by characters common to several, have to a great 

 degree failed. 



generic differences in the family Cicindelidse, and in the first and second 

 subfamilies of Carabidse. 



ClCFNDELIDiE. 



1. Head of Cicindela; 2. Maxilla of Cicindela; 3. Mentum of Omus; 4. Mentum of 

 Tetracha; 5. Mentum of Cicindela; 6. Antenna of do. ; 7. Abdomen of % of do. ; 8. Poste- 

 rior coxa of do. ; 9. Anterior tarsus of Omus ( % ) ; 10. Anterior tarsus of Cicindela (%,). 



Carabid;e, first and second Sub-families. 

 1. Extremity of anterior tibia of Carabus, inner face ; 2. Maxilla of Cychrus ; 3. Head 

 of Cychrus; 4. Head of Carabus; .5. Antenna and part of head of Loricera; 6. Mentum of 

 Carabus: 7. Maxilla of do.; 8. Under surface Pasimachus; 9. Under surface of meso- 

 aud metathorax of Metrius ; 10. Anterior tibia of Metrius ; 11. Under surface of meso- and 

 metathorax of Physea ; 12. Antenna of Pasimachus; 13 Mentum of do. ; 14. Maxilla of 

 J.>; Ifi Anterior tibia of do. ; 16. H^ad of Promecognathus ; 17. Mentum of Pseudomor- 

 phus, showing the indistinct gular suture. 



