HEMIPTERA HETEROPTERA. 75 
1. PERANTHUS LONGICORNIS. 
Meropachys longicornis, C. H. 421. 
a. Para. Presented by R. Graham, Esq. 
b. Para. From Mr. Bates’ collection. 
c. Para. Presented by W. W. Saunders, Esq. 
Genus 21. GRACCHUS. 
Gracchus, Stal, Stett. Hnt. Zeit. xxiii. 274. Ofv. Vet. Ak. Forh. 1867, 
536. Hem. Fabr. 42. ' 
1. GRAcCCHUS INTEGER. 
Meropachys integer, Burm. Handb, Ent. ii. 323. 
Brazil. 
Genus 22. SAGUNTUS. 
Saguntus, Stal, A. S. EB. F’. 4me Ser. v. 176. 
1. SAGUNTUS LOBULATUS. 
lobulatus, Stal, A. S. E. F. 4me Ser. v. 176. 
North Brazil. 
Genus 23. QUINTIUS. 
Quintius, Stal, A. S. BE. F. 4me Ser. v. 177. 
1. QUINTIUS MARGINATUS. 
marginatus, Stal, A. S. EB. FP. 4me Ser. v. 177. 
North Brazil. 
Genus 24. MYRSILUS. 
Myrsilus, Stal, Hem. Afr. ii. 3. 
1. MyrsiLus FLAVICEPS. 
Nematopns flaviceps, Guér. Voy. Coquille, Ins. pl. 12, f. 10. 
a—e. New Guinea. From Mr. Wallace's collection. 
f—A. Aru. From Mr. Wallace’s collection. 
z. Aru. Presented by W. W. Saunders, Esq. 
j,k. Wagiou. Presented by W. W. Saunders, Esq. 
l. Sula. Presented by W. W. Saunders, Esq. 
m,n. Mysol. From Mr. Wallace’s collection. 
2. MyrsILus ALBITHORAX. 
Nematopus albithorax, Boisd. Voy. Astrolabe, pl. 11, f. 13. 
New Guinea? 
The four following genera may be thus distinguished. 
A. Rostrum short. 
a. Hind angles of the prothorax not rounded. - Nematopus, 
