HELICONID®.—ATHESIS. 
HELICONIA CHESTERTONII. 22. 
UprrerstpE blue with the margins broadly dark brown. Posterior wing crossed 
transversely before the middle by a band of pale yellow divided by the nervures into 
eight parts. 
Unpersipr brown: the band paler, extending in a point to a little above the 
apex. 
Exp. 23% inch. Hab. Columbia. (Chesterton.) 
In the Collections of W. W. Saunders and W. C. Hewitson. 
Named after Mr. Chesterton, who first made it known to us and is now in Columbia doing his 
best to add to our treasures. 
MECHANITIS MANTINEUS. 16. 
Mechanitis Mantineus, Hewitson. LEquat. Lep. p. 12, 1869. 
Uprrrsipr. Male, black. Anterior wing with a linear spot from the base, an 
oblong spot within the cell, a small spot below this, and an irregular oblique band 
beyond the middle pale semitransparent yellow : an orange spot near the anal angle. 
Posterior wing crossed before the middle by a straight band of pale yellow: beyond 
the middle by a broken band of orange spots and by a submarginal series of white 
spots. 
Unpersip# as above, except that the anterior wing has a submarginal series of 
white spots, and that the posterior wing has the base yellow. 
Exp. 25%; inch. Hab. Ecuador. (Angus, Buckley.) 
In the Collections of W. C. Hewitson and W. W. Saunders. 
