1910] 



Mtittlowski, Records of Dragonflies. 



177 



D 



Fig. 



2. A, B, appendages of Soniatochlora cingulata: A, dorsal 

 view, B, lateral view ; C, apical segments of SomatocJilora provocans, 

 female; D, vulvar scale of JSfeurocordulia obsoleta clara n. subsp. 



Thorax metallic green, covered with, fine white hair, which are thicker 

 and longer on the dorsum. Sides with a rather broad anterior stripe 

 and a smaller metapimeral stripe, which does not reach the meta- 

 sternum. Yellow between the wings on dorsum. Legs with coxae and 

 trochanter obscure yellow or brown, fore femora brown beneath, mid- 

 dle femora at base ; otherwise black. 



Abdomen dark metallic green, an apical dorsal line on one, an 

 oblique latero-inf erior triangular stripe on two, yellow ; the stripe oc- 

 cupies the basal half, and widens toward the apex of the segment ; 

 segment three with a basal ring of yellow, which is interrupted dor- 

 sally, and two latero-dorsal triangular basal spots, yellow. 



Appendages longer than nine plus ten. straight and acute. "Vulvar 

 lamina forming a trough protruding at right angles from the venter, 

 longer than the height of nine. 



Wings hyaline, tinged throughout with yellow, the yellow more pro- 

 nounced in the costal regions of all wings ; also intense streaks in the 



