LEPIDOPTEEA HETEROCERA. 109 



Genus 55. IAMBIA. 



Fcem. Corpus sat robustura. Proboscis inediocris. Palpi 

 validi, squamosi, suberecti, verticem non superantes, articulo 3o 

 minimo. Antennae validae. Abdomen lanceolatum, alas posticas 

 perpaullo superans. Pedes robusti, squamosi ; tibiae posticae cal- 

 caribus quatuor longis. Alas latissiinae, fimbria brevi ; anticae apice 

 subrotundatae, costa vix convexa. 



Female. Body rather stout. Proboscis moderately long. Palpi 

 robust, squamous, nearly erect, applied to the head, not rising 

 higher than the vertex ; third joint conical, very minute. An- 

 tennae stout. Abdomen tapering, extending very little beyond the 

 hind wings. Legs robust, squamous; hind tibiae with four long 

 spurs. Wings very broad ; fringe short. Fore wings slightly 

 rounded at the tips ; costa hardly convex ; exterior border slightly 

 convex, moderately oblique. 



1. IAMBIA INFERALIS. 



Fcem. Sordide cinerea ; alee punctis marginalibus nigris ; anticcs 

 nigro conspersai, fascia exteriore lata obliqua obscure fusca 

 antice interrupta intus diffusa extus nigro marginata, spatio 

 exteriore postico albido ; postica fuscescente-cinerece. 



Female. Dingy cinereous. Wings with black marginal points. 

 Fore wings irregularly speckled with black ; the speckles here and 

 there clustered; a broad oblique exterior dark brown band, which 

 is interrupted in front and diffuse on the inner side, and bordered 

 on the outer side by a black line ; hiudwurd space beyond the band 

 whitish. Hind wings brownish cinereous. Length of the body 

 7 lines; of the wings 16 lines. 



a. Port Natal. From M. Guienzius' collection. 



Genus 56. ZIA. 



Mas. Corpus vix robustum. Proboscis mediocris. Palpi 

 lon«i, porrecti, lanceolati, squainoso-lrirsuti, articulo So parvo. An- 

 tennae pubescentes. Abdomen alas posticas paullo superans ; fasci- 

 culus apicalis brev is, quadralus. Pedes sat graciles ; tibiae posticae 

 calcaribus quatuor parvis. Alae anticae elongate, acutae, costa vix 

 convexa, margine exteriore perobliquo. 



