Mr. Westwoon's Synopsis of the Genus Cerapterus. 583 
Species 2. CERAPTERUS HonsrFIELDII. 
C. piceus; thorace anticè emarginato, elytris macula apicali flavescente haud 
rotundatà literam y quodammodo simulante, palporum labialium articulo 
ultimo valdé securiformi. 
Habitat in insula Java. 
Obs. Exemplar alterum hujus speciei vidi in Mus. D. Melly tripld majus, vix 
tamen distinctum. 
Species 3. CERAPTERUS QUADRIMACULATUS. 
C. piceo-niger, nitidissimus ; thorace (antice viso) subemarginato maculis dua- 
bus magnis obscuré rufescentibus, elytris tenuissimè punctatis maculis 
duabus magnis ovalibus prope scutellum alterisque duabus apicem ver- 
sus majoribus antice et postice lobatis rufo-fulvis. 
Long. corp. lin. 5. Lat. elytr. lin. 21. 
Habitat in insulà Java. In Mus. D. Westermanni. 
Obs. Palpi labiales articulo ultimo mediocriter securiformi ; tibiæque omnes 
distinct? bicalcaratæ (an etiam in C. latipede et C. Horsfreldii d). 
Subgenus 2. Orrnoprerus. Westw. 
Thorax latus (capite haud dupld latior). Antenne longiores, sublatæ, plane, 
lateribus subrectis, articulo ultimo mediocri. Elytra abdomen tegentia. 
Tibie spina apicali intùs instructæ. 
Species 1. (4.) CERAPTERUS [OnrnorrEnus] Smrrau. MacLeay. 
C. nigro-piceus, subnitidus ; elytris macula fulvà notatis thorace latioribus et 
feré quintupld longioribus. 
Habitat in Africà Australi. 
Subgenus 3. ARTHROPTERUS. MacLeay. 
Caput thorace haud angustius. Thorax subquadratus, antice paulló latior. 
Antenne sublatæ, articulo ultimo mediocri. Elytra angusta, abdomine 
breviora. Tibi apice bicalcaratze*, angulo opposito acutissimo. y 
* Mr. MacLeay has informed me since his arrival in New South Wales, in correction of the figure 
of C. MacLeaii, published by him, that it possesses two tibial spurs. 
