MONOGRAPHIA CHALCIDUM. 127 



aeneous, changing to aeneous green, green, blue ; the aperx is 

 purple ; the other segments are green, their bases aeneous : 

 the stigma is very small. 

 September ; Isle of Wight. 



Sp. 22. Callim. mutabilis. Mas et fem. Firidis, nitens, ah- 

 domine acneo-mridi, oviductu abdomen longitudine cequante, 

 pedibus Jlavis, femorihus viridibiis, alts hyalinis. 



Oculi ocellique rufi : thorax postice seneo-viridis : maris abdomen 

 seneum, basi apiceque viride : femince viride, antice cyaneo-viride, 

 lateraliter viridi-seneum : scapus viridis, femince basi subtusqiie 

 flavus : coxas virides : trochanteres flavi : tibiae posticae fusco 

 cingulatae : genua tarsique straminei, 4 postici apice fusci. 

 (Alarum longitudo, I5 — 2 lin.) 



Var. jj. — Mas, scapus basi flavus : abdomen apice geneum : tibiae 

 posticae femoraque fuscae : tibiae intermediae supra pallide fuscae. 



Var. y. — Fem. abdomen aeneo-viride, basi viride : femora 4 antica 

 flava, supra virentia. 



Far. B. — Fem. omnino viridis : pedes flavi : femora tibiaeque posticEe 

 pallide fuscae. 



This species varies considerably in size and colour: the 

 prothovax of the male has a bluish, the metathorax an aeneous 

 tinge : the abdomen of the female is green, or aeneous green, 

 the base sometimes bluish green : the tips of the four anterior 

 thighs are yellow. 



July ; on grass beneath trees ; near London. September ; 

 Isle of Wight. 



Sp. 23. Callim. microstigma. Fem. Firidis, nitens, ovi- 

 ductu abdomine ^xfidlu longiore, pedibus Jlavis, femoribus 

 viridibus, tibiis posticis nigro-fusco ciiigulatis, alis liyalinis. 



Oculi ocellique rufi : abdomen aureo viride, basi aeneum : scapus 

 niger, subtus flavus : trochanteres flavi : genua tarsique straminei, 

 4 postici apice fusci : nervus subcostalis pallidus : stigma mini- 

 mum. (Alarum longitudo, 2 — 1\ lin.) 



Var. /3. — abdomen viride : apice aeneo-viride : scapus basi flavus : 

 femora 4 antica flava, supra virentia. 



Bright green : anterior part of the thorax darker : tips of 

 the four posterior tarsi dark fuscous : it has broader wings and 

 a paler stigma than the preceding species. 



August; on grass in woods ; near London. 



