EXPLANATION OF PLATE XLII. 



Figs. I, la, ib, ic, id. — Plectopylis {Chersaecia) williamsoni, sp. n. 

 ,, 2, 2a, 2b, 2c, 2d. — ,, ,, bedfordi, sp. ii. 



), 3> 3^> 3^, 3^> 3^- — yy (Endopion) aborensis, sp. n. 

 ,, 4, 4a, 46, 4c, 4^^. — ,, {Sinicola) babbagei, sp. n. 



