452 Ainiah of thr Sonfh African Museum. 



PLATE XII. 



FIG. 



1. Lestes rirens. Xyiiiph (European). 



2. Platycnemis pe'nnipes. Nymphs (European). 



3. Gomphui pxdchellus. Nympli (European). 



4. Anax imperatnr. Nymph (Kiiropean). 



5. Orthetrum cancellatum. Nymph (European). 



6. Sympetrmn striolatuiii. Nymph (European). 



