HELICONIDH—MECHANITIS. 
MECHANITIS MAZAUS. 8. 
Uprrersipr. Female rufous orange. Anterior wing with a band near and 
parallel to the inner margin; two spots (one within the cell); a large oblong spot 
from the costal margin to the middle of the wing, with below it a band keeping the 
line of the second median nervule; all black. The apex broadly black, crossed by a 
rufous band. Posterior wing crossed in the middle by a broad longitudinal band of 
black divided by some rufous nervules. The outer margin broadly black from the 
anal angle to the middle, followed by two or three black spots. 
UNDERSIDE as above, except that there is a row of minute white spots on the 
outer margin of both wings. 
Expan. 3; in. Hab. Amazon. 
In the Collections of W. W. Saunders and W. C. Hewitson. 
MECHANITIS MARSAUS. 10. 
Urrrrsipr. Male black. Anterior wing with the costal nervure ; a band which 
accompanies the median nervure and its first branch to the outer margin, joing a 
second band which has its origin on the costal margin ; all orange—followed by a 
broad irregular transverse band of pale yellow, and by three piriform orange spots 
near the apex. Posterior wing with a band on the costal margin at its base, a broad 
longitudinal band in the middle; a submarginal band from the anal angle to the 
middle of the wing, on the outer margin, and a lunular spot near the apex ; all 
black. 
Unpers1pz as above, except that there is a second band of bifid-rufous spots on 
the anterior wing, nearer the margin than those described. 
Expan. 3in. Hab. Amazon. 
In the Collections of W. W. Saunders and W. C. Hewitson. 
