Figs 19-21 Pronotum and elytra: 19- Lara gehvingi; 20- Lara 

 avara avara; 21- Lara avara amplipennis (all from Darlington, 

 1929) 



10 (6) Hind coxae globular and about same size as other coxae; 



posterior margin of prosternal process almost as wide 



as head ; on wood 11 



Hind coxae transverse and larger than other coxae; 



posterior margin of prosternal process much narrower 



than width of head; often on rocks or in gravel 12 



11 (10) Black; elytra with sublateral carinae; antennae with 7 



segments, enlarged at apex; pronotum without transverse 

 impressions; 2.5-3.5 mm long (Fig. 22): Maoronyohus glabratus 

 Conspicuously colored with black and yellow or orange; 

 elytra and pronotum without sublateral carinae; 

 antennae with 11 segments, filiform; pronotum with 

 oblique transverse impressions at apical third; tarsal 

 claw with a basal tooth; 2.1-2.6 mm long (Fig. 23): 



Ancyronyx variegata 



Figs 22-23 Dorsal view of aduit: 22- Maaronyahus glabratus; 

 23- Ancyronyx variegata. 



27 



