220 Mr. R. S. Bagnall on new Thysanoptera. 



The S is easily separated from <$ Ph. funtumice by tlie 

 nature of the depressions in sternites 3 to 7, the line of spines 

 in ninth tergite, the unicolorous antennae, and the excep- 

 tionally long sixth joint. 



c. PaUipennis group. 



Physothn'jys hrevicornis, sp. n. 



$ . — Length 1'2 to 1'3 mm. 



Colour dark brown, fore-tibisPj apices of fore-femora and 

 of hind and intermediate tibise and all tarsi yellowish ; fore- 

 wings wholly greyish yellow-brown, hind-wings greyish at 

 base. Antennas with first joint and style giey to grey-brown, 

 second dark brown, 3 to 5 yellowish, the latter very lightly 

 tinted with grey ; 6 yellow, witii distal half grey-brown. 



Head transverse, about 0*65 as long as broad, cheeks appa- 

 rently converging posteriorly ; eyes large, not bulging, 

 coarsely facetted and very minutely setose ; interocellar 

 bristles moderately long. Antennse short and rather stout, 

 a little more than twice as long as the head; relative lengths 

 and breadths of joints 3 to 8 as follows : — 



.32 : 29 : 26 : 36 : 6 : 11 

 18 : 18 : 14: 15 : 6: 4' 



3 to 4 broadly claviform. 



Prothorax transverse, about 1'25 times longer than the 

 head ; bristles at posterior angles rather short, the inner one 

 of each pair longer than the outer, and about 0*4 as long as 

 the prothorax. Upper vein of fore- wing with 3 or 4 setse 

 (1-1- (or 1) +1-1-1) in the distal half; in one specimen 4 

 are placed in the distal third ; lower vein with 11 to 15 setse. 



Abdomen only slightly broader than the pterothorax, 

 elongate-ovate. 



Type. Hope Department of Zoology, University Museum, 

 Oxford. 



Hah. AuSTiiALiA, Ballarat, Victoria ; 3 ? ? on Hypo- 

 clueris radicata, 28. i. 15 {R. Kelly). 



Physothrips lonyiceps, sp. n. 



$ . — Length 1"5 mm. 



(Colour chestnut-brown ; fore tibife yellowish distally, 

 margins dark ; tarsi yellowish. Antennae brown, joint 2 



