273 



The triangle with 1 cross nervure. The hinder wings are broad. The 

 membranule is grayish, especially behind and very long. The pterostigma 

 is dark brown, straighter, than in the case of Somat. gratiosa. The anal 

 appendages are shorter, than 9*^ and 10*^ segments together. The legs 

 are black. 



The length of the abdomen 35 mm. 



- - hinger wing 39 - 



The maximum of the breadth of the hind wing . 13,5 — 14 mm. 



Pterostigma 2,25 mm. 



8) Aesclma squamata Müll. ; 1 ç^ and 1 Q . 



9) Äeschna juncea Tl.] 1 Q. 

 10) Lestes dry as Kirhy.: 1 Q. 



2. 



Dragonflies collected by A. Bartenef in the neighbourhood 



of Tomsk. 



(1908.) 



1) Leptetrum quadrhìiaculatiim L., common. 



2) Leucorrhinia dubia Lind., common. 



3) - ruhicunda L., less common. 



4) Sympetrum sanguinemn Müll., less common. 



5) - scoticum Don., common. 



6) - flareolum L., common. 



7) - vulgatum L., common. 



8) Epitheca bimacidata var. sibinca Sel., col. by G. Johansen; 



1er- 



9) Somatochlora nietalUca Lind., common. 



10) - flaromacida faljind., col. byV. Anikin 1892; 4 Q. 

 I have not seen this species in Siberia. 



11) Cordidia aenea L., common. 



12) Aeschiia gigas JisiYtenei^, common. 



13) - juncea L., common. 



14) - viridis Ev., col. by G. Johansen; 4 (^f and 2 Q. 



15) - grandis L., common. 



16) Ophiogomphus cecilia var. obscura var. n., common. 



This variety differs from normal type of Ophiogomphus cecilia in 

 the following particulars: 



çf: The upper lip with the thick black stripe at the end and a 

 thinner margin of the same colour at the base. At the sides the rhina- 

 rium is divided from the nasus by a pair of the black stripes with a 



2 Works of Society of Naturalist of Univ. of Casan T. XLI. 1. 1908. \k 15. 



18 



