300 XEW SPECIES OF AUSTRALIAN COLEOPTERA, 



at the suture; the hinder fascia straight at its posterior edge, 

 trisinuate in front; suture from the anterior, and margin from the 

 posterior fascia, with a few silvery hairs. Undersurface with 

 silvery pubescence, partly denuded on meso- and metasternum; the 

 abdominal segments when looked at from almost every direction 

 with the sides at the apex apj^arently semicircularly denuded. 



Aculeus short, broad, basal two-thirds narrowly margined; apex 

 narrow, truncate. Posterior spurs unequal, the longest about 

 two-fifths the length of the first tarsal joint. Length 4|, width 

 li mm. 



Hab. — Sydney. 



This is a rare and very pretty species, easily distinguished by 

 its red abdomen in striking constrast to the general colour. 



MORDELLA PALLIDA. 



Pale testaceous, elytra slightly darker, their apices darker still; 

 abdominal segments jDiceous, their apices and sides and the aculeus 

 piceous-red; eyes black; antennee — except at base — slightly darker 

 than head; posterior tibiae and tarsi tij^ped with piceous, inter- 

 mediate to a less noticeable extent, anterior not at all. Covered 

 all over (but shortest and sjDarsest on meso- and metasternum) 

 with short, yellowish, silky pubescence. Meso- and metasternum 

 distinctly punctate. 



Aculeus very short, rather flat, truncate at apex. Posterior 

 spurs unequal, longest nearly three-fourths the length of the first 

 tarsal joint. Length 2J, width J (vix) mm. 



//ab. — Galston; on flowers of "White Gum." 



A species easily recognisable by its pale colour, with dark 

 abdomen and the absence of maculie, and by the great length of 

 its posterior spurs. 



MoRDELLA Waterhousei, n.sp. 



Testaceous; elytra with a zigzag fascia slightly behind the 

 middle — forming three Y 's in front and four behind (one specimen 

 has it broader, more confused, and extending slightly in front of 

 the middle) — and the apical fourth piceous-brown; abdominal 



