APPENDIX. 509 



other four joints ; eyes narrow and notched, the part of the head 

 within the notch prominent; palpi thick, terminal joint oblong. 

 Thorax narrowed in front, rounded on the sides and somewhat 

 truncated behind ; scutellum triangular, with a notched projec- 

 tion at the base ; elytra very short, one-third the length of the 

 body, wide at the base, narrowed at the tip ; legs heteromerous, 

 rather short, all the thighs compressed, claws simple. 



This genus, which at first sight looks like a Meloe, is closely 

 aUied to Sitaris. 



SiTARIDA HOPEI. PI. 2, Jig. 2. 



Black ; elytra slightly pitchy ; head and thorax thickly punc- 

 tured; thorax with a cruciform impression on the disk; elytra 

 with three keels meeting before they reach the apex, the inter- 

 mediate spaces and the apex irregularly punctate. 



Length 1 inch 5 lines. 



Hab. New Holland, 



PALiESTRiDA, White. 



Head as long as broad ; antennae with all the joints flattened, 

 serrated on each side ; 1 1 -jointed, third to 9th joints widest. 

 Thorax as wide as the head, narrowed in front ; sides sornewhat 

 angular truncated behind, surface irregular ; scutellum large, 

 triangular. Elytra longer than the abdomen, sides parallel, ends 

 rounded. Legs heteromerous, four claws to each tarsus, two of 

 them larger than the others, and minutely serrulate on the inside, 



Pal^strida BicoLOR. PI. 2, Jig. 1. 



Head, thorax, scutellum, body and legs, entirely black. 

 Elytra light orange with three slight keels, the outer somewhat 

 forked. Head coarsely punctured. Tliorax with scattered punc- 

 tures, and three or four depressions on the upper part. 



Length 6 and 7 lines. 



Hab. New Holland. 



This new genus comes near Paleestra Laporte, (Anira. Artie. 

 n. 250), and Tmesi^era Westwood (in Guerin's Mag. de Zool. 

 \M\,pl. 85.) 



VOL. I. 2 L 



