LEPIDOPTEBA HETEKOCERA. 379 



Genus 29. MENNIS. 



Mas. Corpus longum, gracillimum, sublineare, fere cylindri- 

 cum. Palpi porrecti, capite inulto breviores ; articulus 3us minutus, 

 acuminatus, 2o quadruplo brevior. Antenna? graciles, suhsetosa?, 

 corporis dimidio non longiores. Abdomen alas posticas paullo 

 superans. Pedes graciles ; tibiae posticae calcaribus quatuor parvis. 

 Alae sat angustae. 



Male. Body long, nearly linear and cylindrical, very slender. 

 Palpi porrect, much shorter than the head ; third joint minute, 

 acuminated, not more than one-fourth of the length of the second. 

 Antennae slender, very slightly bristly, not more than half the length 

 of the body. Abdomen extending for about one-fourth of its length 

 beyond the hind wings. Legs slender; hind tibiae with four small 

 spurs. Wings orange and black, rather narrow. 



1. Mennis okislinea. 



Aurantiaca, subtus alba ; palpi, proboscis et antenna nigra ; abdo- 

 men apice albo-pilositm ; alee apices versus posticeque angu- 

 latim nigra. 



Orange. Body and legs white beneath. Palpi, proboscis and 

 antennae black. Abdomen with white hairs at the tip. Wings 

 black towards the tips and along the hind border of the hind wings ; 

 the outline of the orange part resembles the profile of a human face, 

 and is excavated in front and behind in each of the four w r ings. 

 Length of the body 5 lines; of the wings 12 lines. 



a. Santa Fe de Bogota. From Mr. H. Stevens' collection. 



2. Mennis biuacula. 



Nigra, nigro-hirta ; alee rufce, marginibus apicibusque rufis, anticce 

 nigra bimaculata. 



Nearly allied to M. orislinea, but the markings of the wings are 

 different, and the body is clothed with black hairs, not with red 

 hairs. Black. Wings red, with black borders and tips. P'ore 

 wings with two black spots ; one open to the black border in front 

 of the second, which is in the disk. Length of the body 5 lines; of 

 the wings 10 — II lines. 



a. Santa Fe de Bogota. From Mr. Isaacson's collection. 



b. ? Presented by E. Doubledav, Esq. 



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