546 CATALOGUE OE 



Genus 19. HETEROCHROMA. 



Corpus sat validum. Proboscis mediocriter longa. Palpi 

 longi, asceDdentes, frontem superantes ; articulus 2us subinflatus ; 

 3us gracilis, linearis, 2i triente non brevior. Antennae robustae, 

 cylindricae, corporis diraidio multo longiores, ciliis nullis. Thorax 

 villoso squamosus, subhirsutits, bicristatus. Abdomen cristatum, 

 alas posticas plus triente superans. Pedes breves, validi ; tibiae 

 posticae calcaribus robustis. Alae latiusculae ; anticae apud costarn 

 rectae, apice subrotundatae, margine exteriore vix obliquo. 



Heterocbroma, Guen. Noct. ii. 69. 



Body moderately stout. Proboscis moderately long. Palpi 

 long, ascending, extending above the front ; second joint slightly 

 tumid ; third slender, linear, full one-third of the length of the 

 second. Antennae robust, cylindrical, without any cilias, much 

 more than half the length of the body. Thorax villose-squamose, 

 somewhat hirsute, with two crests. Abdomen crested, extending 

 for more than one-third of its length beyond the hind wings. 

 Legs short, robust; hind tibiae with stout spurs. Wings rather 

 broad. Fore wings straight in front, somewhat rounded at the tips, 

 hardly oblique along the exterior border. 



South America. 



1. HeTEROCHBOMA ERIOP10IOES. 



Mas et foem. Nigro-fusca ; palporum articulus Sus 2o vix brevior ; 

 abdomen longissimum ; alee anticce violaceo-cinereo fuscoque 

 varies, apice rotundatce, margine exteriore recto denticulate, 

 dente apicali acuta, fascia fere basali pallida puncto squa- 

 moso candido poslice terminata, macula magna media postice 

 saturate rufa, claviformi lituraque altera nigris, orbiculari et 

 reniformi indislinctis subaqualibus, litura magna obliqua 

 maculaque apicalibus ochraceis ; posticce nigricantes, basi 

 ochracea. 



Heterochroma eriopioides, Guen. Noct. ii. 69, 759; iii. pi. 8, f. 8. 



Brazil. 



