5 12 Bl i.i.iiiN MUSEUM "i I 0MPARA1 1\ I EOO*LOGl , 



3 1 [RIDOM1 i:\ii X OLABEB Mayr. 



A single worker from Soocho* I ri 



35. Iridomyrmex lncepa Rover. 

 Numerous workers taken between Shanghai and Foochow (G» 



Formh l\ a i . 

 36. Plagiolepis rothneyi Forel subsp, watsoxi Forel. 



A worker from Macao ami one from Lo-foo-shan, 100-1,000 ft. 

 Muir). According to Bingham, "spread throughout the whole of 

 Burma and Tenasserim and extending into Siam." The typical form 

 of the species occurs in Bengal and western India. 



37. Plagiolepis wroughtoni Forel. 



Workers, males and females from Sooehow, Foochow, and Pei-tai-ho, 

 North China (Gee I. 



38. Prenolepis (Xylanderia) flavipes (F. Smith). 



Two workers from Sooehow (Gee). Previously known only from 

 Japan. 



39. Prenolepis (Xylanderia) emmae Forel. 



Worker. Length, 2.3-2.8 mm. 



Head nearly circular, with rather large, elliptical and moderately convex 

 ■eyes placed on the upper surface a little in front of the middle. Mandibles 

 narrow, concealed under the clypeus which is convex but not carinate, with 

 nearly straight anterior border. Frontal area indistinct. Antennae very 

 long; the scapes straight and Blender, extending a little more than half their 

 length beyond the occipital border of the head; all the funicular joints more 

 than twice as long as broad. Thorax long and slender, narrower than the 

 head and of an aberrant structure. Pronotum feebly rounded in profile, 

 nearly circular from above, as long as broad and nearly enclosing the anterior 

 part of the mesonotum which is feebly concave in profile and strongly con- 

 stricted behind where it joins the posterior portion. The latter is shorter 

 than the anterior portion, broadened behind and bearing the mesonotal 



