94 CATALOGUE OF 



5. CECANTHUS VAEICORNIS. 



Mas. Pallide teslaceus ; caput productum; palpi graciles, filifurmes ; 

 antenna nigro unifasciata ; prothorax lougiusculus, lateribm rectis ; 

 pedes gracillimi, tibiis postieis biseriatim, serralis el spinosis ; aim 

 antica diaphana, lalissima, abdomen longissime superanles ; alic 

 postica valde longiores. 



Male. Pale testaceous, smooth, shining. Head elongated, a little 

 narrower than ihe lore border of the prothorax. Eyes rather small, hardly 

 convex. Palpi slender, filiform ; third joint longer than the second. 

 Antennae full twice the length of the body, black towards the base, testa- 

 ceous at the base. Prothorax narrower in front ; sides straight. Legs 

 very slender; hind tibiae minutely serrated on each side and with a few 

 short slender spines beyond the middle. Wings pellucid. Fore wings 

 very broad, extending much beyond the abdomen; veins very pale testa- 

 ceous; mediastinal vein with fourteen oblique branches; eight near the 

 base, approximate to each other; the other six remote from each other. 

 Hind wings brilliantly iridescent, extendiug much beyond the fore wings ; 

 veins while. Length of the body 6 lines. 



The colour of the antenna and the broader fore wings distinguish this 

 species from CE. niveus. 



a. Mexico. From Mr. Shuckard's collection. 



6. (EcANTHUS FOEMOSDS. 



Fceni. Pallide testaceus, gracillimus ; caput productum ; palpi graciles, 

 jiliformes ; prothorax longus, lateribus vix excuvalis ; venter nigri- 

 cante bivittalus ; oviductus abdomine brevior ; pedes gracillimi, tibiis 

 postieis biseriatim setulosis ; alee anticce inordinalim reticulata, nigro 

 quadrimaculata, abdomen sat superantes : alte postica valde longi- 

 ores. 

 Female. Pale testaceous, very slender. Head elongated, rather 

 shorter than the prothorax. Eyes small, elongated, slightly prominent. 

 Palpi slender, filiform. Prothorax twice longer than broad, narrower in 

 front; sides very slightly concave. Abdomen with two blackish stripes 

 beneatli. Oviduct shorter than the abdomen ; tip piceous. Legs very 

 slender; hind tibiae very minutely setulose on each side, not serrated nor 

 spinose. Fore wings extending rather beyond the abdomen, irregularly 

 reticulated above and between the branches of the mediastinal vein, which 

 are also irregular ; two black spots on each side, one pair in the middle, 

 the other nearer the base. Hind wings extending much beyond the fore 

 wings. Length of the body 7^ lines. 



a. Mexico. From M. Salle's collection. 



7. CECANTHUS ? FLAVIPES. 



Acheta flavipes, Fabr. Enl. Sgst. ii. 30. 

 Isle St. Thomas. 



