(287] 



50& 



509 



FIGURES 507-510. Ualesus digitatus Schrk. fafter Ilickinj: 



507 — head, dorsal (A) and ventral CI)); 508 — pronotum and mesonotuni; 509 

 termite of abdominal segment 9; 510 - larva in case. 



Number and arrangement of gills of II. digitatus 



Segment 



Dorsal 



Pleural 



Ventral 



2 



1 

 1 



1 (0) 

 1 



1 (0) 



3 



1 

 1 



1 

 1 





4 



1 



1 



1 fO) 





5 



1 (Q) 

 1 fO) 







6 



1 (0) 







7 







1 



361 



