BY R. J. TILI.YARD. 



421 



1- 



Dorsal bands of thorax broad, blue in S , brown 



„, ,,,9 A. a/pimis, n.sY) 



o 



'Inferior spine of male enormous; colour red and 



l^lack A. (unahilii Fo'erater. 



Inferior spine of male prominent, but not enor- 

 mous •^• 



/Appendages of J thickened, with a tiny inferior 



pi spine; colour gold and black A. aureus 'L"iUya.vt\. 



I Appendages of S slender; colouration dull ,.. 4. 



f Dorsal 

 .J I ill 



j i'horax black, with slender humeral stripes .4. irteromelas Selys. 



Appendages of 6 very forcipate, bent inwards 



almost at right angles A. /outmus, n.s^. 



Appendages of S not so forcipate, tips slanting 



^ towards one another 5. 



Robust species, with grey pruinescenee wiien 



5.1 mature A. ,/risnis U&geu. 



Very slender species, never pruineseent A minimus Tillyard. 



Legion ii. Lestes.* 

 AUSTROLESTKS, ll.,l(. 



Characters of L>'s(ei; Leach, and Selys, si'coitd section, with the 

 important addition that the wings are not spread out liorizontally 

 in repose, but are completely folded back (as in most other 

 Agrionid(v). 



T V p e : Lesle)i cinyiddfns Burin. 



/?</nv 



F'.gA. — Lestt-s riridis Vanderlinden; 

 portion of forewing. 



Fig.2. — Lestes cingulalus Selj's; 



porti(jn of forewing. 

 Fig.3, quadrilateral of inndwing. 



The geiuis Lestes contains a very large number of species, and 

 has become somewhat unwieldy. De Selys himself indicated a 



* See footnote, p.410. 



