552 HEMIPTERA. 



nearer to the eyes than to each other. Antennae more than half 

 the length of the body, of four joints ; basal joint shorter than 

 the head ; second generally longer than the third ; third and 

 fourth joints about equal. Rostrum reaching the posterior coxae ; 

 basal joint not passing the base of the head, enclosed at its base 

 in a canal ; second and third joints about equal, longer than the 

 first; fourth about equal to the first. Body oblong. Thorax 

 trapezoidal. Scutellum rather small, triangular, obtuse. Mem- 

 brane of the elytra with five nervures, of which the two inner are 

 united by a transverse nervure ; the remainder run parallel to 

 one another to the base. Legs moderate; anterior thighs un- 

 armed; tarsi three-jointed, with the basal joint as long as, or 

 longer than, the other two together. 



Lygseus, p., Fall. Mon. dm. (1807) fy Hem. Suec. (1829) ; Zett. 



F. Ins. Lapp. (1832) # Ins. Lapp. (1840). 

 Heterogaster, p., Schill. Beitr. (1829); H. Sch. Nom. Ent. i. 



(1835) ; Curt. B. E. xiii. 597 (1836) ; Kol. Mel Ent. ii. (1845); 



Sahib. Geoc. Fenn. (1848). 

 Cymus, p., Burm. Handb. ii. (1835). 



* Second joint of the antennce longer than the third. 



1. NYSIUS Zealandicus. 



N. fusco-griseus, punctatus, pilosus, subtus fuscus, albido-macu- 

 latus ; capite nigro ; antennis nigris, articulo tertio apice 

 fulvo. ? . 

 Long. lin. 2f-3J. 



Rhopalus Zealandicus, White, Zool. Ereb. fy Terr. 



a. New Zealand. Presented by Sir James Ross. 



b. New Zealand. Presented by Dr. Andrew Sinclair. 



c. Van Diemen's Land. From Mr. Hooker's Collection. 



2. NYSIUS Thymi. 



Lygseus Thymi, Wolff, Ic. Cim. 149. t. 15. fig. 143 (1804) ; Fall. 



Mon. Cim. 63. 3 (1807) fy Hem. Suec. 49. 3 (1829); Zett. F. 



Ins. Lapp. i. 469. 2 (1832) $ Ins. Lapp. 262. 2 (1840). 

 Heterogaster Thymi, Schill. Beitr. i. 85. 3. t. 7. fig. 9 (1829) ; 



H. Sch. Cont. Panz. F. G. 135. 13 # Nom. Ent. i. 46 & 81 



(1835); Curt. B. E. xiii. 59?. 1 (1836); Sahib. Geoc. Fenn. 



52. 2 (1848). 



Heraria, Amyot, Ann. Soc. Ent. Fr. 2 me ser, iv. 106. 165. 

 a. Alten, Finmark. Presented by Francis Walker, Esq. 



