236 KEUROrTERA OF NORTH AMERICA. 



ceoiis; abdomen (mutilated) piceons, the segments with two lon- 

 gitudinal, testaceous, medial spots; femora piceons, annulated 

 with yellow before the apex; tibise yellow, biannulated with fus- 

 cous ; tarsi black, the anterior ones with the base of the last arti- 

 cle yellow; wings long, narrow, acuminate, pterostigma obsoletely 

 white, the anterior ones fuscous within; veins fuscous, interrupted 

 with white; the anterior wings with an oblique apical line, and 

 another at the middle of the posterior margin, fuscous, narrow. 



Length to tip of wings 34 millim. Alar expanse 60 millim. 



Hah. Cuba (Poey). 



1 1 1 1 Si)urs of the anterior feet as long as the three 

 basal articles of the tarsi. 



24. M. macer ! 



MjjrmcJeon macer Hagen ! 



Luteous, varied with piceous, slender ; face black, mouth and 

 palpi luteous ; vertex opaque, luteous, a 4-spotted transverse line, 

 and occipital points, black; antenme slender, subclavate, longer 

 than the thorax, luteous, annulated with fuscous; prothorax nar- 

 row, luteo-fuscous, anteriorly trimaculate with pale; meso- and 

 metathorax obscurely luteo-fuscous ; abdomen luteo-fuscous, the 

 segments 2 to 4 yellowish upon the middle ; feet long, whitish, 

 slender, knees at the femora, and the base and apex of the tibise, 

 annulated with black; tarsi with articles 3 and 4 entirely, and the 

 apex of the last article, black ; spurs long, whitish ; wings broad, 

 hyaline; pterostigma obsoletely whitish; veins white, with fuscous 

 interruptions, especially at the median nerve ; transverse veins 

 almost all fuscous. 



Length to tip of wings 34 millim. Alar expanse 60 millim. ■ 



Hah. Mexico (Vienna Museum). 



25. M. ingeniosus ! 



Mijrmc'Uon inrjeniosus Walk.! Catal. 337, 63. 



Fuscous ; face yellow, black above ; mouth and palpi luteous ; 

 apical article of the labial palpi pointed with black in the middle ; 

 vertex fuscous, occiput with two transverse, maculose, yellow 

 stripes; antenmis slender, subclavate, longer than the thorax, black, 

 annulated with yellow ; prothorax narrow, fuscous, each side with 

 an obsolete line, and the anterior margin, luteous ; mesothorax 



