1094 LIST OF HOMOPTEROUS INSECTS. 



Order III. PHYSAPODA. 



(Compiled from Mr. Holiday's MSS.) 



Physapoda, Bum. Zool. Anal. 269. Haliday. 



Thysanoptera, Haliday, Ent. Mag. iii. 439. 



Dermaptera— Orthoptera, p., DeLaporte. 



Thripsites, Newman. 



Thrypsinae, Blanch. 



Malacoptera, Brulle. 



Physopoda, Burm., Amyot et Serv. 



Os inferum — scilicet — haustellum (coriaceum aut fere mem- 

 branaceum) maxillis latis adpressis, mandibulis setaceis in lingua 

 curva basi dilatata inclusis, (connexis siphona bivalvem fingentibus) : 

 palpis 4 : tarsi biarticulati, apice vesiculosi, exungues : alae 4 

 subaequales (explicatae, lineares, ciliataB, parce venosae, haud raro 

 abbreviates aut deticientes, et maxime in maribus) : antenna? pauci- 

 articulatae : [prothorax mediocris, dissitus]. 



Victus e succis plantarura. 



Eachis nodis coarctatis subquaternis (et chorda simplici?): 

 Salivaria folliculiformia ? receptaculis bis geminis conformibus? 

 ductibus tiliformibus : intestiuum corpore sesquiplo seu duplo lon- 

 gius, flexuosuin ; proventriculo membranaceo, caecis nullis : intestina 

 tenue perbreve: vasa hepatica 4, seorsum inserta in verticillo, apice 

 libera. Mas ; testes unicapsulares, folliculi formes. Fcem. ovaria di- 

 gitata thecis 4 multilocularibus : tracheae tubulosae tantum. 



Metamorphosis incompleta, per duas aetates intennedias pro- 

 grediens, scilicet : — 



Propupa et pupa, asitophaga, tardigrada. 

 Larva oculorum lenticulis paucis dissitis. 



