542 



bulletin: museum of comparative zoology. 



34. Iridomyrmex glaber Mayr. 

 A single worker from Soochow (Gee). 



35. Iridomyrmex anceps Royer. 

 Numerous workers taken between Shanghai and Foochow (Gee). 



FORMICINAE. 



36. Plagiolepis rothneyi Forel subsp. watsoni Forel. 



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

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

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

 of the species occurs in Bengal and western India. 



37. Plagiolepis wroughtoni Forel. 



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

 North China (Gee). 



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



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

 Japan. 



39. Prenolepis (Nylanderia) 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 cl^^peus which is convex but not carinate, with 

 nearly straight anterior border. Frontal area indistinct. Antennae very 

 long; the scapes straight and slender, extending a httle 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 



