118 



Mr. Westwood on new Insecti. 



Bot/ the dark-leaved and large-flowered form. In gardens, 

 E. angustifolium, br achy car pum, Leighton, is propagated by 

 creeping roots, and this will account for its barrenness under 

 cultivation. I shall try, when its roots are confined by a gar- 

 den-pot, if perfect seed will be produced. 



Henry Oxley Stephens. 



Bristol, Terrell Street, Feb. 8, 1812. 



XV. — Insectorum novorum Centuria, auctore 

 J. O. Westwood, F.L.S., &c. 



Decadis quintce, ex ordine Homopterorum Latr., Synopsis. 

 Familia Cicadid^e. 

 Cicada imperatoria, W. Luteo-fulva, capite et thoracis dorso ma- 

 culis numerosis (magnitudine et forma variis) nigris, mesotho- 

 raceque figura trifida notatis : pronoti lateribus in medio emar- 

 ginatis ; abdomine brunneo lateribus pallidioribus, macula in 

 singulo segmento utrinque nigra ; alis flavido-hyalinis venis 

 fulvis ; anticarum venis transversis subapicalibus fusco nebu- 

 losis, maculisque septem versus marginem fuscis. Long. corp. 

 unc. 3^. Expans. alar. unc. 8£. 



Obs. Gigas in genere. Affinis Cfuscce, Oliv., Stoll., Cig., fig. 36. 



Hab. East Indies and the Indian Islands. Mus. Hope, West- 

 wood, &c. 



Cicada Mearesiana, W. Nigra, pronoti margine postico flavo : meso- 

 thorace postice utrinque puncto oblongo ferrugineo, metatho- 

 race fulvo marginato ; alis anticis nigro-fuscis, venis nigris ; pos- 

 ticis lsete testaceis, area, anali margineque tenui apicali fuscis 

 venis nigris. Long. corp. unc. 1|. Expans. alar. unc. 5^. 

 Hab. The Himalayas. D. Meares. Mus. Parry. 



Cicada dives, W. Nigra, alis anticis nigris, venis rubris, fascia me- 

 dia transversa albida ; posticis testaceis, dimidio apicali nigris. 

 Long. corp. lin. 12. Expans. alar. unc. 3. 

 Hab. Sylhet in the East Indies. Mus. Hope. 



Cystosoma (subg. nov. Caput parvum. Promuscis ad basin femorum 

 intermediorum extensa. Tympana musicalia omnino detecta, 

 valde convexa, transverse striata. Abdomen $ maximum valde 

 inflatum. Pedes breves. Alee anticse ultra medium valde subhex- 

 agonaliter areolatae). 



Cystosoma Saundersii (Westw., Arcana Ent., pi. 24. fig. 1.). Pallide 

 lutea, costa, alarum anticarum albida. Long. corp. fere unc. 2. 

 Expans. alar. unc. 3J. 

 Hab. New Holland. Mus. Curtis (cum hoc nomine inscripto). 



Familia Fulgorid^:. 

 Fulgora (subg. Pyrops, Spinola) Spinolae, W. Rostro corporis lon- 

 gitudine adscendente, supra nigro subtiis luteo ; corpore fulvo ; 

 pronoti margine antico et in medio, mesothorace plaga lata me- 



