B5 GERALD F. HILL. 



219 



hairs; behind tlie anterior margin seven deep longitudinal furrows, the middle 

 four terminating- posteriorly at a prominent transverse ridge; apparently thir- 

 teen segments and a jirominent cylindrieal posterior breathing tube (1.25 mm. 

 long) ; first visible segment 2.35 mm. wide, second, third and fourth increasing in 

 width posteriorly, fifth and sixth widest; a pair of circular, slightly projecting, 

 spiracular openings on the third visible segment; the three terminal segments 

 much narrower than the preceding ones, the last with prominent lateral ex- 

 pansions. Under surface deeply furrowed like upper surface, the short stout 

 antennae visible witliin the invaginated anterior end, the first, third, fourth. 



Psilota cyaiiea, n.sp. 



Pig. 5. Head of Male. Fig. 6. Head of female. Fig. 7. Antenna of female. 



Fill. 8. Wins; of female. Fig. 9. Hinil leg of female. 



fifth, sixth, seventh and eighth segments each with a pair of fleshy pseudopods, 

 pear-shaped, with the pointed ends nearly meeting in the median line. 



Puparlum. 



Length, 9 — 10 mm.; width, 3.5 — 4.0 mm.; height. 3.0 mm. 



Colour as in larva. 



The whole upper surface covered with particles of sand, bark and dried 

 latex. Short and broad, bluntly pointed anteriorly, anterior end sloping down 

 sharply from just before the long, slender, black, anterior spiracles. Posterior- 

 end very much narrowed, usually bent upwards or to one side, and terminating 

 in the projecting posterior breathing tube described above. At emergence of the 

 imago, the whole of the anterior end, including the spiracles, is pusheij off at 

 a diagonal suture extending from the lower anterior margin backwards around 

 the dorsal surface just behind the spiracles. 



