30 



Figure 12. Prosternal sexual dimorphism in puncture 

 development. Male Ischyrus n. sp . 7 [Panama] 

 prosternum: a.) ventral view, line = 0.38 mm; b.) 

 lateral view, line = 0.50 mm; c.) ventral view of 

 prosternal-pronotal epipleural suture, line = 0.17 mm; 

 d.) prosternal punctures in front of procoxa, line = 

 0.04 mm. Female Ischyrus n. sp. 7 [Panama] 

 prosternum; e.) ventral view, line = 0.43 mm; f.) 

 lateral view, line = 0.50 mm; g.) prosternal punctures 

 in front of procoxa, line = 0.04 mm. 



