LEPIDOPTERA HETEROCERA. 



Genus 1. THYRIS. 



Palpi cylindrico-conici, ultra clypeum assurgentes, articulo ul- 

 timo acuminata, subnudo, apice submucronato. Antennae graciles, 

 fusiformes, in fcemina graciliores. Abdomen conicum. Tibiae cal- 

 caratae. Alae horizontales, breves, denticulatae, fimbria intersecta, 

 byalino-maculatae. 



Thyris, Illiger ; Latr. ; God.; Hoffm.; Ochs. Boisd. Mon. Zyg. 



16 ; Blanchard ; Crochard ; Chenu. 

 Phalaena, p., Scopoli. 



Sphinx, p., Fair. ; H'ubn. ; Borhh. ; Wien. Verz. ; Esper ; Rossi. 

 Sesia, p., Schrank. 

 Thy rides, Hubn. Verz. Schmett. 130. 



Genus 2. TRYPANOPHORA. 



Antennae elongatae, graciles, intus serratae, apice compressae 

 dilatatae. Palpi brevissimi, oculos vix attingentes, barbati. Lin- 

 gua spiralis, longa, basi dilatata. Alae amplae ex parte nudae, 

 diaphanae, vena cubitali biramosa, areolam oblongam, subovatam, 

 clausam formante. Abdomen cylindricum terebra brevi exserta in 

 fcemina instructum. Pedes aequales, subcompressi, graciles, tibia- 

 rum calcaribus brevissimis. 



Trypanophora, Kollar, Kaschmir von Von Hugel, iv. 457. 



Genus 3. iEGERlA. 



Antennae sublineares, vel fusiformes, apice floccido, maris in- 

 terdum dentatae, vel bipectinatae. Palpi squamati vel pilosi, ultra 

 clypeum assurgentes, distincte triarticulati. Alae angustissimae, 

 hyalinae, vel fenestratae, stigmate ultra medium locato. Pedes 

 elongati. 



iEgeria, Fabr. Syst. Gloss. Illig. Mag. iv. 



Sesia, Fabr. Ent. Syst. ; Laspeyres. ; Ochs. ; Latr. , Dum. ; God. ; 



Boisd. ; Duponchel ; Crochard. 

 Trochilum, Scopoli. 



Including several genera which have been separated from it. 



B 2 



