100 CATALOGUE OF 



3. Thyreus Gaurm. 



Testaceo-olivaceus ; alee anlicce olivacece, strigis duabus albidis 

 puncto disci deltoideo ; posticce rufce striga pallida, exterius 

 nigra margine alio. 



Sphinx Gaurae, Abbot 8? Smith, Nat. Hist. Lep. Ins. Georg. i. 61, 



pi. 31. 

 Proserpinus Gaurae, Hubn. Verz. Schmett. 132, 1414. 



4. Thyreus ? inscriptus. 



Cinereus ; prothorax fusco marginatus ; abdomen e guttis nigris 

 bivittatum ; aim anlicce, fasciis duabus obscuris linea nigri- 

 cante connexis, lineis nonnullis exterioribus transversis undu- 

 latis aut angulosis, margine exteriore obscuro, macula fusca 

 apicali semiovata, plagaque parva nigro-fusca subapicali albo 

 signata ; posticce rufo-cinerece, margine postico obscuro. 



Pterogon ? inscriptum, Harris, Amer. Journ. Sci. xxxvi. 306. 



Ash-gray. Prothorax edged with brown. Abdomen with two 

 dorsal series of black dots. Wings angularly indented. Fore 

 wings with two dusky bands near the base, connected on the inner 

 margin by a blackish line, a few undulated and zigzag transverse 

 lines beyond the middle, a dusky outer margin, a half oval brown 

 spot at the tip, and a small deep brown patch, including a whiie 

 one near the tip. Hind wings reddish gray, with a dusky hind 

 margin. 



Indiana. 



Genus 5. PERIGONIA. 



Corpus latum, subfusiforme. Caput obtusum. Proboscis bre- 

 viuscula. Palpi brevissimi, validissimi. Antennae setaceae, graciles, 

 thorace paullo longiores. Abdomen thorace multo longius. Pedes 

 sat graciles ; tibiae posticae calcaribus quatuor mediocriter longis. 

 Alae mediocriter latae ; antics subacuminatas, margine exteriore 

 biangulato sat obliquo ; posticae apud margin em exteriorem subden- 

 ticulatae. Mas. — Antennae subserrato-setosas. Fcem. — Antennae 

 simplices. 



Sphinx, Fabr. ; Gmel. 

 Perigonia, Boisd. 



