HEMIPTERA. 167 



1. CHLOROCORIS complanatus. 



Pentatoma complanata, Guer. Voy. Coq. Zool. ii. 167. Ail. Hem, 



pi. 2. fig. 13 (1830). 

 Chlorocoris Tau, Spin. Hem. 289 (1837); H. Sch. Wanz. vii. 49 



(1844). 



Cimex deplanatus, H. Sch. Wanz. vi. 68. t. 203. fig. 633 (1842). 

 Thelima complanata, Am. fy Serv. Hem. 107. 1 (1843). 



a. Brazil. From Mr. Walker's Collection. 



b. Brazil. From M. Mornay's Collection. 



c. Brazil. From Mr. Children's Collection. 



2. CHLOROCORIS rufispinus, n. s. 



C. viridis, punctatus ; capite antice subrotundato, margine nigro ; 

 thoracis marginibus spinisque lateralibus rubris ; antennis tes- 

 taceis, articulis 2 et 3 apice nigris. $ . 

 Long. lin. 9J. 



Above pale green, thickly and finely punctured. Head some- 

 what rounded in front, with the apex very slightly notched; 

 margins black. Eyes and ocelli red. Thorax with the lateral 

 margins and the humeral spines red. Scutellum with a raised 

 impunctate longitudinal line on the apical portion, the apex 

 reddish. Coriaceous portion of the elytra edged with red at the 

 base of the outer margin, and with a minute red point on the 

 disc behind the middle ; membrane transparent, colourless. Mar- 

 gins of the abdomen green, edged with red, and with a black line 

 on the posterior margin of each segment. Body beneath pale 

 yellowish green. Abdomen impunctate, very faintly wrinkled. 

 Breast wdth the posterior margins of the segments finely and 

 thickly punctured. Legs, rostrum and antennae testaceous, the 

 latter with the tips of the second and third joints black (fifth 

 wanting). 



a. Mexico. From M. Hartweg's Collection. 



Genus 13. ALC^EUS, n. g. 



Head elongated, with the sides nearly parallel; the lateral 

 lobes passing the central, but not meeting in front of it, forming 

 two acute spines at the front of the head. Ocelli about twice as 

 far from each other as from the eyes. Antennae about as long 

 as the body, rather stout, five-jointed, inserted nearly as far from 

 the eyes as from the apex of the head ; basal joint about as long 

 as the head, and reaching far beyond its anterior margin, clavate, 

 curved, thicker than the other joints ; second joint about half 

 the length of the first, compressed ; third and fourth joints about 

 equal, cylindrical, longer than the first ; fifth wanting. Rostrum 



