HEMIPTERA HETEROPTEEA. 173 



Genus 1. OXYTHYREUS. 

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



1. Oxythyreus cylindricornis. 



Macrocepbalus (Hemithyreus) cylindricornis, Wesliv. Trans. Ent. Soc. 

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



Country unknown. 



Genus 2. AMBLYTHYREUS. 



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



1. Amblythyreus quadratus. 

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



Genus 3. MACROCEPHALUS. 



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

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



North America. 



I. Macrocephalus cimicoides. 



Macrocepbalus cimicoides, Swed. Nov. Act. Holm. 1787, iii. pi. 8, f. 1 

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

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

 Burm. Handb. Ent. ii. 252. 



Carolina. Georgia. 



2. Macrocephalus prehensilis. 



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

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

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

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



North America. Brazil. 



