310 S. \y. WILLISTON. 



conopsoides Macqaart, Dipt. Exot. il. 2, 14, pi. iii, fig. 1. — Kio Janeiro, 

 crassitarsis Macquart, Dipt. Exot. 3e Suppl. 38, 9, pi. iv, fig. 2 [Aphr if is). —Rio 



Negro. 

 cyanoventris Macquart, Dipt. Exot. ler Suppl. 121, 7, pi. x, fig. 14 {Aphritis). — 



Columbia, 

 histrio Wiedemann, Auss. Zweifl. Ins. ii, 83, 3. — Montevideo, 

 ignobilis Eondani, Esami d. var. sp. d'iusetti ditteri brasil. 72 (Aphritis). — Brazil, 

 instabilis Wiedemann, Auss. Zweifl. Ins. ii, 83, 4; Rondani, Esam. d. var. sp. etc. 



72 (Aphritis).— Brazil. 

 limbatus Wiedemann, Auss. Zweifl. Ins. ii, 85, 8. — Brazil, 

 longicornis Wiedemann, Auss. Zweifl. Ins. ii, 80, 2 {Ceratophya) ; Macquart, Hist. 



Nat. Dipt. i. 488 [Aphritis).— BvaziX. 

 notatus Wiedemann, Auss. Zweifl. Ins. ii, 80, 1, pi. ix, fig. 5 [Ceratophya) : Mac- 

 quart, Hist. Nat. Dipt, i, 488 (n?.).— Brazil. 

 ^ / opulentus Bigot, Ann. Soc. Ent. Fr. 188^, 319.— Brazil. 



pauper Eondani, Esami d. var. sp. d'insetti ditteri brasil. (Aphritis), 74. — Brazil, 

 rufiventris Rondani, Esami d. var. sp. d'insetti ditteri brasil (Studi Entom. fasc. 



1, 3 Aphritis). — Brazil, 

 splendens Wiedemann, Auss. Zweifl. Ins. ii, 84, 5. — Brazil, 

 superbus Wiedemann, Auss. Zweifl. Ins. ii, 82, 2 ; Macquart, Hist. Nat. Dipt, i, 



487 [Aphrites). — Brazil, 

 violaceus Macquart, Dipt. Exot. ii, 2, 13, 6, pi. i, fig. 3 ; Blanchard, Hist. Fis. y 



Pol. de Chile, vii, 404; Philippi, Verb. Zool. Bot. Gesellsch. xv, 733.— Chili. 



PARAGUS. 



Latreille, Diet. Hist. Nat. Deterv. 1804. 

 annulipes Macquart, Dipt. Exot. 4e Suppl. 160, 3. — Brazil, 

 ruficaudatus Bigot, Ann. Soc. Ent. Fr. 1883, 541. — Brazil. 



PIPIZA. 



Fallen, Dipt. Suec. Syrphici, 58, 1816. 

 aurantipes Bigot, Ann. Soc. Ent. Fr. (3), iv, 297 {Cheilosia); ibid. 1883, 223 



(Penimn). — Brazil, 

 dubia Bigot, Ann. Soc. Ent. Fr. 1883, 557 (Penkim). — Chili, 

 flavipes Philippi, Verb. Zool. Bot. Gesellsch. xv, pi. xxvii, fig. 41 (Penimn). — 



Brazil. [Not described.] 

 tristis Philippi, Verb. Zool. Bot. Gesellsch. xv, 741, pi. xxvii, fig. 38 (Penium). — 

 Chili. 



PIA. 

 Philippi, Verb. Zool. Bot. Gesellsch. xv, 742, 1865. 

 cyanea Philippi. Verb. Zool. Bot. Gesellschr. xv, 742, pi. xxvii, fig. 40. — Chili. 



C'HRYSOGASTER. 



Meigen, Illiger's Magazine, iii, 274, 1803. 



annulifera Bigot, Ann. Soc. Ent. Fr. 1883, 556 {Orthoneura). — Brazil. 

 Ingubris Jaennicke, Neue Exot. Dipt. 4. — Chili. 



nitida Wiedemann, Auss. Zweifl. Ins. ii, 116, 1 ; Scbiner, Novara Exped. 368 

 (Orthoneura) ; Williston, Synopsis, etc., 35. — N. and S. America. 



