APPENDIX. 301 



Page 212. Medeterus \ iridiflos FEM. 



Fulvo-viridis, thoracis disco fusco, antennis pedibusque nigris, 

 femoribus viridibus, alis subcinereis ad costam subfuscis. 



Pale grassy-green, tinged with tawny above and with whitish 

 bloom beneath, beset with a few black bristles ; head brown about 

 the eyelets,- beset behind the eyes with a row of black bristles, 

 clothed beneath with white hairs; eyes red, thickly clothed with 

 short, white hairs ; feelers black ; disk of the chest brownish ; 

 abdomen obconical, longer than the chest, clothed with very short 

 white hairs ; legs black, clothed with very short black hairs, beset 

 with black bristles ; thighs green, with which color the shanks are 

 also tinged ; wings slightly gray, tinged with pale-brown beneath 

 the fore border ; wing-ribs and poisers tawny ; veins black, tawny 

 at the base. Length of the body one and one-half lines ; of the 

 wings four and one-half lines. 



ISTorth America. 



Page 212. Dolichopus Mfroiis FEM. 



^Eneo-viridis, capitis vertice cyaneo, abdominis segmentorum 

 niarginibus anticis cupreis, anteunis fulvis, pedibus flavis, alis 

 subcinereis. 



Green, beset with black bristles, adorned beneath with a white 

 covering ; crown of the head blue, tinged with green and purple ; 

 an olive stripe between the feelers and the epistoma ; eyes red ; 

 mouth pitchy. Feelers tawny ; third joint pitchy towards the tip ; 

 sixth black, feathered ; a brassy tinge on the chest ; abdomen 

 obconical, longer than the chest, coppery on the fore border of 

 each segment whose sides are adorned with a white covering ; 

 legs yellow, clothed with very short black hairs, which as usual 

 are most frequent on the feet ; thighs stout, shanks beset with 

 black bristles ; wings very slightly gray ; wing-ribs tawny ; veins 

 black, tawny at the base, poisers yellow. Length of the body 

 one and one-half to one and three-fourth lines ; of the wings 

 three and one-half to four lines. 



United States. 



