﻿LEPIDOPTERA HETEROCERA. 1263 



Genus 8. LETIS, 



Corpus robustum. Proboscis valida, sat longa. Palpi longi, 

 erecti, subpilosi ; articulus 2as arcuatus ; 3us corapressus, subcla- 

 vatus, 2o vix brevior. Antennae lonj^ae, validae, subsetosae. Abdo-* 

 men cyliudricum, alas posticus non superans. Pedes validi, pilosi, 

 longiusculi ; tibiae posticae calcaribus iongis. Alae longae, non latae ; 

 anlicae apice angulatae, margine exteriore perobliquo subdenticu- 

 lato ; posticae valde denticulalae. 



Letis, Hiibn. Verz. Schmett. 274. Guen, Nod. iii. 145. 



Body stout. Proboscis robust, moderately long. Palpi long, 

 vertical, slightly pilose; second joint curved, closely applied to the 

 head ; third compressed, subclavate, nearly as long as ihe second. 

 Antennae stout, long, somewhat shorter than the body, beset with 

 very short bristles. Abdomen cylindrical, not extending beyond 

 the hind wings. Legs stout, pilose, rather long ; hind tibiae with 

 long spurs. Wings long, not broad. Fore wings slightly curved 

 towards the tip ot the costa, angular at the tips ; exterior border 

 very oblique and slightly denticulated. Hind wings much den- 

 ticulated. 



North America. 



1. Letis specularis. 



CinereO'fusea ; alee cinerece, lineis iransversis plurimis undulatis 

 fuscis, plaga discali albida semihycdina ; anticce maculis dua- 

 biis discaiibus subrotundis obscurioribus^ exteriore majore 

 extus truncata, linea submarginali ex parte albida, 



Letis specularis, Hubn, SammL JExot, Schmett, ii. Lep. iv. Nod. 

 iii. Semigeometrce^ vi. AscalaphcB D, f/nf/o5«, 4, f. 1, 2; Verz, 

 Schmett, 274, 2700. Guen. Noct. iii. lot), 1545. 



North America. Cayenne. 



a. Brazil. From Mr. Argent's collection. 



b — d. Brazil. From Mr. Children's collection. 



e, Brazil. Presented by the Entomological Club. 



5r2 



