344 LEPIDOPTERA HETEROCEEA. 



the second. Antennae little or not more than half the length of the 

 body, pectinated moderately or minutely in the male, very slightly 

 or serrated in the female. Abdomen of the male slightly compressed, 

 much narrower than the thorax, extending for one-third of its 

 length beyond the hind wings; of the female obconical at the tip, 

 extending for one-fourth of its length or less beyond the hind wings. 

 Legs moderately stout ; hind tibiae with two minute apical spurs. 

 Wings long, rather broad, more or less semihyaline (quite opaque in 

 the female of P. leucophcea) ; four inferior veins. 



1. Pericopis perspicua. 



Nigro-fusca ; caput et thorax albo guttata ; palpi pedesque subtus 

 albidi ; abdomen pallide fuscum, subtus flavum ; alee guttis 

 marginalibus a Ibis ; anticce fasciis duabus obliquis, posticce 

 dimidio basali maculaque discali flavo-hyalinis. 



Blackish brown. Head and thorax with many white dots. 

 Palpi and legs whitish beneath. Abdomen pale brown, yellow be- 

 neath. Wings with marginal white dots. Fore wings with two 

 white dots at the base, and with two oblique yellow hyaline bands. 

 Hind wings yellow hyaline for half the length from the base aud 

 with a yellow hyaline spot beyond. Length of the body 9 lines; of 

 the wings 18 lines. 



Var. 3- Fore wings with some crimson marks on the fore border 

 near the base, and with a large yellow spot on the hind border near 

 the base ; their bands each composed of two spots. 



a. Ega, Brazil. From Mr. Bates' collection. 



b. Para. From Mr. Bates' collection. 



c. Tapajos. From Mr. Bates' collection. 



d. Brazil. From Mr. Bates' collection. 



2. Pericopis Isse. 



Nigro-fusca ; caput albo guttatum ; palpi pedesque subtus albi ; 

 thorax guttis anticis albis posticis luteis ; abdomen ferrugi- 

 neum, subtus flavum; alee anticce basi rufo strigatce, fasciis 

 duabus obliquis plus minusve macularibus flavis hyalinis, gut- 

 Usque nonnullis apicalibas albis ; posticce rufce nigro strigatce 

 marginibus nigris rufo guttatis. 



Episteme Isse, Hitbn. Samml. Exot. Schmett. 27, 254, f. 507, 508. 

 a, b. Ega, Amazon River. From Mr, Bates' collection. 



