THYSANOPTERA FROM JUAN FERNANDEZ AND EASTER ISLAND 273 

Fig. 1. Sericothrips ineptus n. sp.: a imago Q (12°); 6 lateral view of head showing insertion 
of antennae; ¢ antenna (*$°). 
Besides these bristles the sternite has numerous extremely small and inconspi- 
cuous hairs, inserted on small elevations. 
The tenth segment, split open above, provided with a circlet of 6 stout 
and prominent spines and some shorter ones. 
Colour of abdomen darker brown than other parts of the body. 
Male: unknown. 
31 females from Masatierra. 
18 — 21197. The Nat. Hist. of Juan Fernandez and Easier Isl. Vol. II. 
