NO. 1571. DRAGONFLIES OF BURMA AND SIAM— WILLIAMSON. 



293 



■1. Abdominal sos^ents 8-10 black. 



(/cstroi, (jracilis, iiiclilus, k'tlaiitaiicnsis, hnislicn/n, iikickUihtIcx 



SoHK! yellow on at least one of segments 8-10 nictncri, pcirriis, snirprri 



5. Legs largely black or dark; yellow, if any, confined to iirst femora. 



(jestroi. ijracilis, lansbergci, nietneri, parvus 



Legs with much yellow inclilns, maculivertcx, semperi 



Uncertain hhintanoisis 



Fig. is.-- Wings <if malk .species of TyEPTOGOMPHUs from Tonkin. Martin's collection. 

 7. LEPTOGOMPHUS INCLITUS De Selys. 



Deseril)ed from two females from the east of Burma and a single 

 female from Moolai, but not mentioned in Odonates de Birmanie. 



Fig. 19. —Wings of male Leptogomphls jnclitus. De Selys' collection. 



I have not seen specimens. The followinf2; brief description is con- 

 densed from De Selys: Lips yellowish, the upper bordered with black 



