HEMIPTERA HETEROPTEEA. 
173 
Genus 1. OXYTHYKEUS. 
Oxythyreus, Westiv. Trans. Ent. Soc. Land. iii. 27. Serv.Hist. Hem. 291. 
1. OXYTHYREUS CYLINDRICORNIS. 
Macrocephalus (Heraithyreus) cylindricornis, Weslw. Trans. Ent. Soc. 
Lond. iii. 28, pi. 11, f. 7. Serv. Hist. Hem. 291. 
Country unknown. 
Genus 2. AMBLYTHYREUS. 
Amblylhyreus, Westw. Trans. Ent. Soc. Lond. iii. 28, 
1. Amblythyreus quadratus. 
M. (Amblythyreus) quadratus, Westiv. Trans. Ent. Soc. Lond. iii. 31. 
Hindostan. 
2. Amblythyreus rhombiventris. 
M. (Amblythyreus) rhombiventris, Westw. Trans. Ent. Soc. Lond. iii. 30, 
pi. 2, f. 8. 
3. Amblythyreus Augustus. 
angustus, Westw. Trans. Ent. Soc. Lond. iii. 31. 
Genus 3. MACROCEPHALUS. 
Macrocephalus, Swed. Nov. Act. Holm. 1787, iii. Latr. Gen. iii. 137. 
Serv. Hist. Hem. 292. Burm. Handb. Ent. ii. 552. 
North America. 
1, Macrocephalus cimicoides, 
Macrocephalus cimicoides, Sioed. Nov. Act. Holm. 1787, iii. pi. 8, f. 1 
Latr. Gen.Wi. 137, 376. Westw. Trans. Ent. Soc. iii. 23, pi. 2, f. 5 — 
Syrtis manicata, Fair. Syst. Rhyn. 123— Macrocephalus manicatus, 
Burm. Handb. Ent. ii. 252. 
Carolina. Georgia. 
2. Macrocephalus prehensilis. 
Svrtis prehensilis, Fabr. Syst. Rhyn. 123 — Macrocephalus prehensilis, 
' Westw. Trans. Ent. Soc. iii. 26. Serv. Hist. Hem. 293 — Macro- 
cephalus pallidus, Westw. Trans. Ent. Soc. Lond. iii. 27. H.-Sch. 
Wanz. Ins. viii. 108, pi. 285, f. 879. 
North America. Brazil. 
