( 241 ) 



XXIV. Monograph of the Australian Species of Chryso- 

 mela, Phyllocharis and allied Genera. By J. S. Baly, 

 Esq. {Continued from page 186.) 



Genus 6. Australica (Details, Plate XIV. fig. 5 o, b, c.) 

 Chevr., Dej. Cat., edit. 3, 426 j Orb. Diet. d'Histoir. Nat., ii. 



358. 

 Calomela, Hope, Coleop. Man., iii. 166. 



Antennce subclavatse vel subincrassatae, articulo primo clavato, 

 secundo brevi, ovato, tertio elongate, duobus proximis fili- 

 formibus, Cceteris ad apicem graduatim diiatatis, compressis. 

 Palpi clavati, articulo ultimo dilatato, truncato. UngulcuU 

 dentati. Corpus ovatum vel elongatura, convexum ; thorax 

 transversus, lateribus non incrassatus ; prosternum ssepe 

 carinatum, basi bilobatum (Platijmeld excepta) : pedes maris, 

 articulo basali tarsorum quatuor anticorum plus minusve 

 dilatato, pulvillo integro ; fcemmce, pulvillo in medio longi- 

 tudinaliter diviso. 



Many of these insects are brilliantly metallic: the type is Chry- 

 somela Curtisii of Kirby, described in the 12th volume of the Lin- 

 nasan Transactions; the genus separates naturally into four sub- 

 genera. 



Subgenus 1. Platymela. 

 Antennce dimidio corporis breviores, subclavatse, articulis 2 — 4 

 gracilibus, caeteris ad apicem valde compressis. Prosternum 

 carinatum, antice productum, basi truncatum. Corpus elon- 

 gatum, subconvexum. 

 These insects are at once separated from the rest by the trun- 

 cate base of their prosternum. 



Sp. 1. Platymela sticticollis, n. sp. 

 Elongata, pallide fulva, nitidissima, capite maculis duabus, 

 thorace maculis sex nigris, elytris fusco-aeneis, punctato- 

 striatis. 

 Long. 3g lin. 



Elongate, shining, pale fulvous, with a metallic reflection. 

 Head prominent, distinctly punctured, two large spots on the 



VOL. III. N. S. PART VIT. — JAN. 1856. R 



