HEMIPTERA. 



433 



apex ; claws and denticulations of the thighs black. Posterior 

 legs reddish chestnut, with the bases of the thighs paler, the apices 

 of the tibiae and the tarsi testaceous ; claws black ; thighs com- 

 pressed, channelled on both sides and furnished with a row of 

 strong black teeth along the lower margin ; tibiae dilated, flat, 

 the dilatation extending on both margins to the apex of the tibia ; 

 outer dilatation broadest, gradually widening from the base to 

 about one-third of its length, where it is broadest and furnished 

 with a tooth of moderate size, behind which it is gradually nar- 

 rowed in a curved line to the apex ; inner dilatation widest at 

 about one-sixth of its length, and then narrowed to the apex. 

 Rostrum pale, with the extreme tip black. Antennae dark ful- 

 vous, with the last joint yellow. 



a. Para. From Messrs. Wallace and Bates' Collection. 



Genus 23. PET A LOPS. 



Lygseus, p., Fab. Ent. Syst. iv. (1794) % Syst. Eh. (1803). 

 Diactor, p., et Paryphes, p., Eurm. Handb. ii. (1835). 

 Metapodius, p., Hope, Cat. (1842). 

 Petalops, Am. fy Serv. Hem. 201 (1843). 



1 . PETALOPS elatus, 



Lygseus elatus, Fab. E. S. iv. 142. 26 (1794) # S. R. 212. 38 



(1803). 



Nematopus elegans, Serv. Guer. Mag. Zool. i. pi. 27 (?) (1831). 

 Diactor elatus, Eurm. Handb. ii. 334. 5 (1835). 

 Petalops elegans, Am. fy Serv. Hem. 201. 1 (1842). 

 Stoll, Pun. 38. pi. 8. fig. 55 ( <J ). 



a. Para. From Messrs. Wallace and Bates' Collection. 



2. PETALOPS fortunatus, n. s. 



P. supra piceo-castaneus, punctatus, punctis plurimis viridi- 



aureis ; scutelli marginibus, nervisque elytrorum fulvis ; femo- 



ribus posticis piceis, tibiis castaneis. $ . 



Long. lin. 7i- 



Above pitchy chestnut. Head black, impunctate, with a ful- 

 vous spot before and another behind each eye, the vertex with a 

 narrow longitudinal fulvous line. Thorax with a slightly elevated 

 longitudinal line down the middle, the lateral angles prominent 

 and acute, the surface thickly and rather strongly punctured and 

 covered with minute golden green points ; posterior angles acute. 

 Scutellum thickly punctured and covered with golden green 

 points, with a slightly elevated line down the middle ; lateral 

 margins orange-yellow. Coriaceous portion of the elytra thickly 

 and finely punctured, and covered with golden green points, espe- 



