176 ON THE AUSTRALIAN CLIVINIDES, 



■well defined, almost semicircular: cl3^peus with median part 

 ti'uncate; wings lightly and abruptly advanced beyond median 

 part, wide, flat, truncate, rounded at external angles and laterally; 

 supra-antennal plates depressed, declivous externally, lightly 

 rounded, narrowly margined; facial sulci short; supra-orbital 

 setse placed near each eye in a short depression, upper edge of 

 this depression forming a thick round carina, lower edge forming 

 a narrow carina; eyes globose, very jarominent, projecting strongly 

 from sides of head. Mandibles large, wide at base, decussating. 

 Mentum deeply and obliquely emarginate; median tooth wide, 

 short; lobes strongl}^ striolate, rounded at apex. Prothorax 

 kevigate, longer than broad (2-8 x 2-5 mm.), widest a little in 

 front of posterior angles, a little narrowed anteriorly (ant. width 

 2-25 mm.); sides lighth^ and widely sinuate; posterior angles 

 rounded; anterior margin truncate; anterior angles obtuse; border 

 reflexed on sides; median and anterior lines strongly impressed; 

 lateral basal impressions wanting. Elytra cylindrical, parallel, 

 hardly wider than prothorax (5'7 x 2 6 mm.); base widely and 

 very lightly emarginate; shoulders obtuse; apex strongly declivous; 

 strife strongly impressed, crenulate; interstices convex, seventh 

 and eighth uniting and forming a short carina at base; lateral 

 border narrowly reflexed. Prosternum protuberant; intercoxal 

 part wide anteriorly, not transversely sulcate on base; episterna 

 finely rugulose and transversely striolate. Ventral segments 

 smooth in middle, first and second strongly and closely longitu- 

 dinally striolate, third striolate-punctate, fourth, fifth and sixth 

 ruo-ulose-punctate at sides. Anterior femora short, wide, lightly 

 channelled below, posterior margin of lower side wide; anterior 

 tibiae wide, palmate, three external teeth very strong and close 

 together. 



Length 11, breadth 2-5 mm. 



Hah. : Queensland — Gulf of Carpentaria (sent to me by Mr. 

 C. French). 



Qrandiceps grou]). 



Size large. Head large; clypeus with median part wide, 

 rounded, a light wide sinuosity dividing it on each side from 



