NORTH AMKUICAN DIPTERA. 313 



MESOGRAPTA. 



Loew, Centur. vol. ii, 210, 1870 (for Mesogramma Loew, preoc.) 



amoena Macquart, Dipt. Exot. ler Suppl. 138, 35 (Syrphus). — Venezuela, 

 anchorata Macquart, Dipt. Exot. ii, 2, 97, 17, pi. xvi, fig. 8 {Syrphus} ; Schiner, 



Novara Exped. 348 {3Iesogrnmma). — S. America, 

 anthrax Schiner, Novara Exped. 3.50 {Mesogramma). — S. America, 

 basilaris Wiedemann, Auss. Zweifl. Ins. ii, 143, 48 ; v. d. Wulp, Tijdschr. v. Ent. 



xxvi, 6, pi. i, fig. 8. — Gaudeloupe, Brazil, 

 confusa Schiner, Novara Exped. 349. — S. America, 

 duplicata Wiedemann, Auss. Zweifl. Ins. ii, 132, 46 {Syrphus} ; Macquart, Dipt. 



Exot. ii, 2, 91, 7, pi. xv, fig. 9 {id.} ; Schiner. Novara Exped. {Mesogramma} ; 



350. — Argentina. Rio Janeiro, Columbia. 

 Syrphus ochrogaster Thomson, Dipt. Eugenies Resa, 495, 82 [v. d. Wulp, Tijdschr. 



V. Ent. xxvi, 4, pi. i, fig. 3.] 

 hieroglyphica Schiner, Novara Exped. 348 {Mesogramma}. — S. America, 

 insignis Schiner, Novara Exped. 347 {Mesogramma}. — S. America, 

 jaguarina Bigot, Ann. Soc. Ent. Fr. 1884, 112. — Brazil, 

 lacrymosa Bigot, Ann. Soc. Ent. Fr. 1884, 108. — Mexico, Brazil, 

 maculata Bigot, Ann. Soc. Ent. Fr. 1884, 111. — Mexico, Culia, Brazil, 

 maculipes Bigot, Ann. Soc. Ent. Fr. 1884, 113. — Brazil, 

 nitida Schiner, Novara Exped. 349 {Mesogramma). — S. America, 

 paragramma Schiner, Novara Exped. 349 {Mesogramma}. — S. America, 

 soror Schiner, Novara Exped. 350 {Mesogramma). — S. America. 

 See also Syrphus. 



AL.L,OGRAPTA. 



Osten Sacken, Bull. Bufl". Nat. Sci. iii, 49, 1876. 



exotica Wiedemann, Auss. Zweifl. Ins. ii, 136, 35 {Syrphus} ; v. d. Wulp, Tijdschr. 



v. Ent. xxvi, 2, pi. i, fig. 2. — Guadeloupe, S. America. 

 obliqua Say, Journ. Ac. Phil, iii, 91, 5 (Scxva) ; Wiedemann, Auss. Zweifl. Ins. 

 ii, 138, 39 {Syrphus) ; v. d. Wulp, Tijdschr. v. Ent. xxvi, 1 ; Williston, Synop- 

 sis, etc., 96. — Argentina (v. d. Wulp), N. America. 

 Syrphus securiferus Macquart, Dipt. Exot. ii, 2, 100, 22, pi. xvi, fig. 10; 1 Suppl. 



139. 

 Syrphus signatus v. d. Wulp, Tijdschr. v. Ent. x, 144, 16, pi. iv, fig. 12. 

 Sphserophoria Bacchides Walker, List, etc., ii., 594. 

 Syrphus dimensus Walker, Dipt. Saunders 235. 

 See also Syrphus. 



OCYPTAMUS. 



Macquart, Hist. Nat. Dipt, i, 554, 1834. 



albimanus Bigot, Ann. Soc. Ent. Fr. 1884, 325.— Chili. 



dimidiatus Fabricius, Spec. Insect, ii, 434, 64 {Syrphus) ; Entom. Syst. iv, 310, 

 118 {Syrphus) ; Syst. Antl. 254, 25 {Scseva) ; Wiedemann, Auss. Zweifl. Ins. ii, 

 140, 42 {Syrphus) ; v. d. Wulp, Tijdschr. v. Ent. xxvi, 10 ; Williston, Syn- 

 opsis, etc., 120, pi. V, fig. 10 ( 9 ).— West Indies, Brazil. 



TRANS. AMEK. ENT. SOC. XIII. (40) NOVEMBER, 1886. 



