MONOOIiAPIIIA CIIALCID1TUM. 199 



■Sp. 8&L Pter. pexatus. Fern. Viridis, antennis fuscis, scu- 

 tello cijaneo, pedibus jlavis, alls sublimpidis, 



Viridis, P. perpetuo simillimus, alee angustiores : caput thorace vix 

 latius : oculi obscure rufi : antennae fuscae, subtus flavae ; arti- 

 culus l us . flavus, apice fuscus : mesothoracis epimera, paraptera 

 et scutellum cyanea ; metathorax reneo- viridis : abdomen viridi- 

 aeneum ; discus obscure purpureus; segmentum l um . laete cupreo- 

 viride : pedes flavi ; coxae virides ; meso- et metatarsi pallide 

 flavi ; tarsi omnes apice fulvi : alae fere limpidai, minime fulves- 

 centes ; squamulae et nervi fiava, illae antice. fusca? ; stigma 

 minimum. (Corp. long, f- lin. ; alar. 1| lin.) 

 Found near London. 



Sp. 54. Pter. inops. Fern. Viridi-aneus, P. perpetuo 

 similis, antennis nigro-fuscis, pedibus fulcis, mesofemori- 

 bus pallide fuscis, alts sublimpidis. 



Viridi-ameus, brevis : caput thorace paullo latius : oculi obscure 

 rufi : antenna? nigro-fuscae ; articulus l us . niger, basi flavus : ab- 

 domen aeneo-viride, thorace paullo longius, basi cupreo-varium : 

 pedes fulvi ; coxae seneo-virides ; meso- et metapedum genua, 

 tibiae apice tarsique fiava, hi apice fusci ; mesofemora pallide 

 fusca : alae fere limpidae, minime fulvescentes ; squamulae et nervi 

 pallide fiava, illae antice obscuriores ; stigma fulvum, minimum. 

 (Corp. long, f lin. ; alar. 1 lin.) 

 September; Lyme Regis, Dorsetshire. 



Sp. 55. Pter. detritus. Fem. P. viriduli statura, antennae 

 graciliores, abdomen latius. 



yEneus, obscurus, P. innoto longior, P. viridulo thorace breviore dis- 

 tinctus : caput thorace paullo latius : oculi obscure fusci : antennae 

 nigro-fuscae ; articulus l us . niger, basi fulvus : abdomen cupreum, 

 nitens, basi et utrinque viride, apice paullo attenuatum : pedes 

 fulvi; coxae aeneo-virides ; meso- et metatarsi flavi, apice fusci: 

 ala3 parum fulvescentes ; squamulae et nervi fulva ; stigma minu- 

 tum. (Corp. long. £ lin. ; alar. 1 lin.) 

 September; Lyme Regis, Dorsetshire. 



Sp. 56. Pter. inscitus. Fem. Purpureo-cupreus, prcece- 

 dentibus propter antennas breviorcs discrelus, abdominis 

 segmentis basi viridibus, antennis pedibusque fuscis, alls 

 subfuhis. 



Obscure cupreus, parum nitens : caput thorace vix latius : oculi 

 obscure rufi : antennae fuscse, graciles, corporis triente non Ion- 



