1911] 



Muttkowski, Studies in Tetragoncuria. 



125 



Tetragoneuria morio n. sp. 



Colors brown, black, yellow and olive. 



$ .— Labrum and frons bright yellow, face with an olive band, 

 T-spot always present. Pile on frons and vertex olive. 



Thorax brown, humeral and lateral sutures with irregular black 

 lines, these lines often metallic and enclosing ill-defined yellow spots. 

 The pile on the dorsum gray, on the sides copiously mixed with 

 brown. 



Figure 5. — T. morio n. sp. The two lower left figures are from the 

 type. 



Legs black, fore femora and bases of all legs pale. 



Abdomen with typical markings. The form of the abdomen is 

 spindle shaped, more decidedly so than any of the previous species, 

 so that the appearance is distinctly spatulate. 



