LEPIDOPTERA HETEROCERA. 915 



Note.— The three following geneva recede very much from the 

 typical form of Liparidce, and have some resemblance to the 

 Psychidce. 



Genus 65. COBORISA. 



Mas. Corpus sat gracile. Proboscis capitis latitudine aequalis. 

 Palpi porrecti, pilosi, mediocriter longi, caput paullo superantes; 

 articulus 2us lo valde longior ; 3us minutus, obtusus. Antennae 

 subpectinatae, corporis dimidio breviores. Abdomen alas posticas 

 vix superans. Pedes graciles ; tibiae posticae calcaribus minutis 

 apicalibus. Alae longiusculae, non latae. 



Male. Body rather slender. Proboscis about as long as the 

 breadth of the head. Palpi porrect, pilose, moderately long, ex- 

 tending rather beyond the head ; second joint very much longer 

 than the first ; third minute, obtuse. Antennae minutely pectinated, 

 less than half the length of the body. Abdomen hardly extending 

 beyond the hind wings. Legs slender ; hind tibiae with minute 

 apical spurs. Wings rather long, not broad. Fore wings triangu- 

 lar; second inferior vein about twice further from the third than 

 from the first ; third full eight times further from the fourth than 

 from the second. 



1. COBORISA FENESTRATA. 



Mas. Alba ; caput fulvo fasciatum ; palpi extus lutei, apice 

 fusci ; prothorax vitta dorsali marginibusque fuscis ; meso- 

 thordx fusco bivittatus, testaceo bimaculatus ; abdomen apice 

 luteum ; ala nudce, hyalince, marginibus cinereis aut albis. 



Male. White. Head with a curved tawny band on the front. 

 Proboscis testaceous. Palpi luleous on the outer side ; their tips 

 brown. Proihorax with a brown stripe and brown borders. Meso- 

 thorax with two brown stripes, which diverge hindward, and with 

 a testaceous spot on each side. Abdomen luteous at the tip. 

 Wings bare, hyaliue ; fore wings gray or whitish along fhe borders ; 

 hind wings white along the borders. Length of the body 7 lines ; of 

 the wings 18 lines. 



a—-c. Mexico? Presented by E. Doubleday, Esq. 



Genus 66. GYAEA. 



Mas. Corpus lineare, cylindricum, longiusculum, sat gracile. 

 Proboscis brevissima. Palpi longiusculi, subascendentes; articulus 

 2us lo brevior; 3us longiconicus, 2o multo brevior. Antennas sat 



