592 AGRIONID.E. 



Calopteryx papilionacea ? Ramb. Hist. Nat. Ins. Neur. 222, 6. 

 Viridi-cenea, vel viridi-ccerulea, nitens ; thorace tenui ; alls 

 fuliginosis, nitidis, ad basim dilutioribus, dilatatis, in fcem. 

 dilatioribus apice excepto, pterostigmate albo, maxima. 



United States. 



5. CALOPTERYX MACULATA. 



Corpore viridi-nitente ; alis fuscis, subnigris, alba maculatis. 

 Statura parva vel mediocris. Corpus saturate viride-metalli- 

 cum ; subtus, suturis antennisque niyris. Alee in mare prcc- 

 sertirn valde dilatatce ; vena costalis metallica ; venulce ante 

 cubitales in anticis 25 30. Pedes nigri, sat longe ciliati ; 

 tibicefuscce (in immaturis extus flavescentes). 



Mas. Alee nigrce, opacce, fulgidce, basi extrema paullo lucidiore, in 

 immaturis fumato-hyalince. 



Fcem. Alee fumato-hyalince, triente apicali sensim obscuriore ; 

 nodus basi quam pterostigmate propior. Pterostigma album, 

 latissimum, subquadraturn. Abdominis segmenta tria apicalia 

 striga dorsali fiava ; Wi spina apicalis acuminata, flava ; 

 mucrones laterales obtusi, dentati. 



Libellula maculata, Pal. Beauv. Ins. Afr. et Am. Neur. 85, pi. 7, f. 3. 



Calepteryx maculata, Burm. Handb. Ent. ii. 829, 17. 



Calopteryx maculata, Ramb. Hist. Nat. Ins. Neur. 222, 5. De 



Selys. 

 Calopteryx cognata ? Ramb. Hist. Nat. Ins. Neur. 222, 4. Frem. 



Viridi-cenea ; alis luteo-subrufescentibus, apice obscurioribus , 



pterostigmate magno lato, albo. 

 United States. 



a d. Georgia. From Mr. Abbot's collection. 

 e. ? Presented by J. W. Evans, Esq. 



6. CALOPTERYX VIRGINICA. 



Statura magna, Corpus viride-metallicum, fcemince viridi-cupre- 

 um, subtus suturisque nigricantibus, pectoris maculis nonnul- 

 lis, abdominisque segmenti 2i striga laterati flams. Oris 

 latera livida. Alee hyalince subflavescentes, non dilatatce, api- 

 cibus (quarta parte in anticis triente in posticis) opacis, mare 

 nigricantibus, foem. fuscis; vena costalis metallica; venulce 

 antecubitales in anticis circiter 30. Pedes nigri, ciliis medi- 

 ocribus. 



Mas. Labrum et antennce nigra. Abdominis segmentum lOum 

 subtus Jlavum. 



