of the FamUy Tabanidae. 169 



Pangonia, Rond. 



*P.fusiformis, 2, Walker, Dipt. Saund. pt. i. p. 19 (1854). [? irans- 



lucens, Macq., Dipt. Exot. Suppl. 1, p. 27 ; var., Walker,^, c. ; Osten 



Sacken, Cat. Dipt. N. Amer. (1878).]— Hab. N. America. 

 P. semi/lava, Wiedem., Auss. zweifl. Ins. ii. p. 022 (1830) ; Walker, List 



Dipt. pt. V. Suppl, 1, p. 121 (1854) ; Bellardi, Sagcrio, i. p. 51 (1859). 



[P. bicolor, Macq., Dipt. Exot. Suppl. 4, p. 27 (Bellardi) (1849) : 



Osten Sacken, /. c] — Hab. Mexico. 

 P. planiventris, Macq., I. c. p. 26 ; Osten Sacken, I. c. — Hab. Mexico. 

 P. nigronotata, Macq., /. c. p. 27 ; Bellardi, /. c. ; Osten Sacken, /. c. — 



Hab. Mexico. 

 *P. atrifera, S , Walker, Trans. Ent. Soc. v. p. 272 (1860) ; Osten Sacken, 



/. c. — Hab. Mexico. 

 P. S'aussurei, Bellardi, I. c. p. 47 ; Osten Sacken, I. c. — Hab. Mexico. 

 P. Wiedemanni, Bellardi, /. c, p, 48. [P. basilaris, Wiedem., Auss. zweifl. 



Ins. ii. p. 621 (1830) (name was changed b}' Bellardi) ; Osten Sacken, 



Mem. Boston Soc. Nat. Hist. p. 475 (1876); Osten Sacken, Cat. 



(1878) ; see Stett. ent. Zeit. xlvii p. 261 {\88Q>).]—Hab. Mexico. 

 P.Jlavohirta, Bellardi, I. c. p. 49 ; Osten Sacken, Cat. (1878). — Hab. 



Mexico. 

 P. Sallei, Bellardi, /. c. p. 50 ; Osten Sacken, /. c. — Hab. Mexico. 

 P. iticerta, Bellardi, I. c. ; Osten Sacken, /. c. — Hab. Mexico. 

 ♦P. tenuirostns, cJ, Walker, /. c. ; Osten Sacken, I. c. — Hab. Mexico. 

 P. caustica, Osten Sacken, Biol. Centr.-Amer., Dipt. i. (1886). — Hab. 



Mexico. 



Subgenus Erephrosis, Rond. 

 E. rostrifera, Bellardi, I. c. p. 47 ; Osten Sacken, I. c. — Hab. Mexico. 



Diatom iNEURA, Rond. 



D. dives, WiWision, Trans. Kans. Ac. x. p. 130 (1886). — Hab. N. America. 

 jD. califormca, Bigot, M^m. Soc. Zool. Fr. v. p. 618 {1892).— Hab. 



California, 

 D. rhinophora, Bellardi, /. c. p. 46 ; Osten Sacken, /. c. — Hab. Mexico, 



Subgenus Corizoneura, Rond. 



C.fera, Williston, I. c. — Hab. N. America. 



C. vehttina, Bigot, /. c. p. 615. — Hab. California. 



C. rvficornis, Bigot, I. c. — Hab. California. 



Pangonia, Latr. 



P. isabellimts, Wiedem., Auss. zweifl. Ins. i. p. 112 (1830) ; Walker, Cat, 



Dipt. pt. V. Suppl. 1, p. 274 (1854) ; Osten Sacken, I. c. (note). 



[Stlvius isabellinusy Wiedem., /. c] — Hab. N. America. 

 P. incisa, Wiedem., I. c. p. 90; Walker, /. c. p. 120; Osten Sacken, 



Western Diptera, p. 214 (1877). [P. incisuralis, Say, see Osten 



Sacken, Cat. {1878).']— Hab. Arkansas. 

 P, macroglossa, Westwood, Lond. Edin. Phil. Mag. (1835) ; see Osten 



Sacken, Mem, Boston Soc. Nat. Hist, p. 368 (1876) ; id. Cat. (1878). 



— Hi b. Georgia, 



