1973] 
Roth — Blattaria 
337 
Figures 209-217. Male genital phallomeres of Derocalymma spp. 209- 
214 D versicolor. 209-211. (142 ANSP). Gaberones, Bechuanaland (det. 
Rehn). 212-214. (1412 L). (from $ shown in Fig. 169). 215-217. (1417 L). 
D. costata (from $ shown in Fig. 170). (scale = 0.1 mm). 
