128 MONO(;uApniA chalcidum. 



Sp. 24. Callim. chloromerus. Mas et fern. Viridis, nitenSy 

 oviductu corpore vix breviore, pedibus jlavis, femoribus 

 viridibus, tibiis posticis fusco cingulatis, alls hyalinis. 



Oculi ocellique rufi : maris abdomen seneum, basi viride : feminae 

 scapus viridis, basi flavus : trochanteres, et femora 4 antica basi 

 apiceque, flavi : genua et tarsi straminei, femince antici apice flavi : 

 nervus subcostalis pallidus : stigma minimum. (Alarum longi- 

 tudo 1| — 2 lin.) 



Var. /3. — Mas, femora 4 antica subtus flava. 



Var. y. — Fern, abdominis segmentum primum cyaneo micans. 



Var. c. — Fern, thoracis dorsum lateraque viridi-asnea. 



The male has the mesoparaptei'a seneous green : the two 

 basal, and the sides of the two following abdominal segments, 

 green : the apical segment aeneous green : the female is en- 

 tirely bright green : this species is narrower than either of the 

 two preceding, and may also be distinguished from C. muta- 

 bilis by its smaller and paler stigma. 



September; Isle of Wight. On the banks of Windermere, 

 in Westmoreland. 



Sp. 25. Callim. latus. Mas et fem. Viridis, nitens, oviductu 

 abdomen longitudine cequante, pedibus Jlavis, femoribus 

 riridi-fuscis, alis suhfuscis. 



Oculi ocellique rufi : maris abdomen seneum, basi viride : scapus 

 viridis aut fuscus, basi subtusque flavus : trochanteres flavi : genua 

 tarsique straminei, postici apice fusci : femince femora viridi, tibias 

 posticse fusco cingulatse : nervns subcostalis pallidus : stigma mini- 

 mum. (Alarum longitudo, Is lin.) 



The metathorax of the male is darker and less punctured 

 than the pro or mesothorax : the body is short and broad : 

 the posterior tibiee are fuscous, their tips yellow : the wings 

 are rather short. 



July, near London. September; Isle of Wight. North of 

 England; Mr. Wailes. 



Sp. 26. Callim. microcerus. Mas. Viridis, nitens, abdomine 

 ceneo, antennis fuscis, basi nigris , pedibus jlavis , femoribus 

 posticis viridi-fuscis, alis hyalinis. 



Oculi ocellique rufi : thorax postice et lateraliter viridi-aeneus : abdo- 

 men basi viride : scapus et articuli tres sequentes nigri, ille subtus 



