(Pa-e 15) 



7. Antennae compact, outer joints (4-10) close together (species live in 



ant hills) 5. Thiasophila Kr. 



Antennae not compact, outer joints not closely drawn together (species 

 occur especially under bark of attacked trees or at treesap).... 

 6. Sticho,;lossa Fairm. 



8. First joint of hind tarsi very elongated, distinctly longer than the 



claw-Joint 9. 



First joint of hind tarsi only as long as the claw-joint or insignil^- 

 icantly longer than same 10. Ocyusa Kr. 



9. Mandibles with a robust tooth right back of tip, whereby this appears 



to be divided. First joint of middle-tarsi as long as the follow- 

 ing three Joints together 7. Dasyglosaa Kr. 



Mandibles with single tip. First joint of middle-tarsi at most as 



long as the following two joints together 10. 



10. Mentum anteriorly feebly narrowing (Fig. 17); abdominal fifth free 



dorsal joint distinctly longer than the fourth. : 8. Oxypoda Mannh. 

 Mentum anteriorly strongly narrowing (Fig. 22); abdominal fifth free 

 dorsal joint not or only inconsiderably longer than the fourth, 

 (pronotum short and broad) 9. Hy,;ropora Kr. 



11. First joint of hind tarsi at least as long as the two following Joints 



together, most often longer than the claw-joint 12. 



First Joint of hind tarsi a little shorter than the two following 



joints together, distinctly shorter than the claw-joint (species 

 live under bark of attacked trees) 17. Phloeopora Kr. 



-5- 



