HEMIPTERA HETEROPTERA. 173 



Genus 1. OXYTHYREUS. 

 Oxythyreus, Westiv. Trans. Ent. Soc. Lond. iii. 27. Serv. Hist. Hem. 291. 



1. OXYTHYEEDS CYLINDRICORNIS. 



Macrocephalus (Heinithyreus) cyliodricovnis, Wesltv. Trans. Ent. Soc. 

 Lond. iii. 28, pi. 11, f. 7. Serv. Hist. Hem. 291. 



Country unknown. 



Genus 2. AMBLYTHYREUS. 

 Amblylhyreus, Westiv. Trans. Ent. Soc. Lond. iii. 28. 



1. Amblythyreus quadratus. 

 M. (Amblythyreus) quadratus, Westio. Trans. Ent. Soc. Lond. iii. 31. 

 Hindostan. 



2. Amblythyreus rhombiventris. 



M. (Amblythyreus) rhombiventris, Westiv. Trans. Ent. Soc. Lond. iii. 30, 

 pi. 2, f. 8. 



3. Amblythyreus angustus. 

 angustus, Westw. Trans. Ent. Soc. Lond. iii. 31. 



Genus 3. MACROCEPHALUS. 



Macrocephalus, Sived. Nov. Act. Holm. 1787, iii. Latr. Gen. iii. 137. 

 Serv. Hist. Hem. 292. Biirm. Handb. Ent. ii. 552. 



North America. 



1. Macrocephalus cimicoides. 



Macrocephalus cimicoides, Sived. Nov. Act. Holm. 1787, iii. pi. 8, f. i 

 Latr. Gen. iii. 137, 376. Weslw. Trans. Ent. Soc. iii. 23, pi. 2, f. 5 — 

 Syrtis manicata, Fabr. Syst. Rhyn. 123 — Macrocephalus mauicatus, 

 Burm. Handb. Ent. ii. 252. 



Carolina. Georgia. 



2. Macrocephalus prehensilis. 



Syrtis prehensilis, Fabr. Syst. Rhyn. 123 — Macrocephalus prehensilis, 

 Westw. Trans. Ent. Soc. iii. 26. Serv. Hist. Hem. 293 — Macro- 

 cephalus pallidus, Westiv. Trans. Ent. Soc. Lond. iii. 27. H.-Sch. 

 Warn. Ins. viii. 108, pi. 285, f. 879. 



North America. Brazil. 



