358 Miss G. Ricardo on the Tabaniofe 



The Diachloi'us guttatulus described by Townsend in Trans. 

 Kansas Acad. Sci. xiii. p. 134 (1892i^ is referred by him to 

 the genus Tabanus in ' Psyche/ viii. p. 147 (1897). With the 

 elimination of the Bigot and other species mentioned above, 

 the described species of Diachlorus are reduced to fourteen, 

 not including Williston's doubtful species. 



B.ferrugatus, $ , Fabr., Syst. Antl. p. Ill (1805) {Chrysops) ; Wiedera., 

 Dipt. Exot. i. p. 94 (1821) ; id. Auss. zweifi. Ins. i. p. 186 (1828) 

 (Tabanus) ; Wallier, List Dipt. i. p. 191 (1848) ; id. ib. pt. v. Suppl. 1, 

 p. 148 (1854) [Dichelacera] ; Ost. Sack, Mem. Boston Soc. ii. p. 396 

 (1876) ; id. Cat. Dipt. N. Amer. 1878, p. 55 ; id. Biol. Centr.-Amer., 

 Dipt. i. p. 57 (18815) ; Williston, Biol. Centr.-Amer., Dipt. i. Suppl. 

 p. 263 (1900) : Hine, Ohio State Univ. Bull. (7) no. 19, p. 23 (1903). 

 \_Tahanus americanus, I'al. Beauv., Ins. Dipt. p. 223, pi. iii. fig. 6 

 (1805-1821). Diabasis atcenia, Macq., Dipt. Exot. i. p. 152 (1838) ; 

 Walker, List Dipt. pt. v. Suppl. 1, p. 271 (1854). C'hn/sops con- 

 vergens, Walker, /. c. Chrysops approximans, Walker, List Dipt. i. 

 p. 198 (1848). Tabanus Rondanii, Bell., Ditt. Messicana, i. p. 168, 

 pi. ii. fig. 11 (1859).]— North America. 



D. curvi'pes, $ , Fabr., Syst. Antl. p. 107 (1805) [Hcematojfota) ; Wiedem., 

 Dipt. Exot. i. p. 90 (1821) ; id. Auss. zweifl. Ins. i.' p. 176 (1828) 

 (Tabanus); Miicq., Hist. Nat. Dipt. i. p. 208 (1834) ; Walker, List 

 Dipt. pt. V. Suppl. 1, p. 271 (1854) (Diahasis). [C'hn/sops varipes, 

 Walker, List Dipt. pt. v. Suppl. 1, p. 289 (1854) ; Ptic.,"Aun. & Mag. 

 Nat. Hist. (7) viii. p. 309 (1901).]— South America. 



D. bicinctus, 5, Fabr., Syst. Antl. p. 102 (1805); Wiedem., Auss. zweifl. 

 Ins. i. p. 191 (1828) (Tabanus); id. Dipt. Exot. i. p. 105 (1821) 

 (Chrysop)s) ; Macq., Hist. Nat. Dipt. i. p. 207 (1834) ; Walker, List 

 Dipt pt. V. Suppl. 1, p. 270 (1854) (Diabasis).— Bi-i\z\\. 



I), podagriius, §, Fabr., Syst. Antl. p. 108 (1805); Wiedem., Dipt. 

 Exot. i. p. 98 (1821) ; id. Auss. zweifl. Ins. i. p. 219 (1828) ; Macq., 

 Hist. Nat. Dipt. i. p. 212 (18-'^4) (Htematopota) ; Macq,, Dipt. Exot. 

 i. p. 151 (1838) ; Walker, List Dipt. pt. v. Suppl. 1, p. 269 (1854) 

 (Diabasis). — Brazil. 



D. glohicornis, $ , Wiedem., Dipt. Exot. i. p. 96 (1821) ; id. Auss. zweifl. 

 Ins. i. p. 190 (1828) (Taba)im) ; Macq., Hist. Nat. Dipt. i. p. 208 

 (1834) ; Walker, List Dipt. pt. v. Suppl. 1, p. 271 (1854) (Diabasis). 

 — Brazil. 



D. glahei; $, Wiedem., Auss. zweifl. Ins. i. p. 192 (1828) (Tabanus); 

 Macq., Hist. Nat. Dipt. i. p. 208 (1834) ; Walker, List Dipt. pt. v. 

 Suppl. 1, p. 270 (1854) (Diabasis).— Brazil. 



D. hivitiutus, $ , Wiedem., Auss. zweifl. Ins. i. p. 151 (1828) (Tabanus) ; 

 Macq., Hist. Nat. Dipt. i. p. 212 (1834) (Hamatojwta) ; Walker, 

 List Dipt. pt. V. Suppl. 1, p. 270 (1854) (Diabasis). [Chrysops in- 

 ornatus, Walker, List Dipt. i. p. 199 (1848) ; Ric, Ann. & Mag. Nat. 

 Hist. (7) viii. p. 309 (1901).!— Brazil. 



D. scuteUatus, 2, Macq., Dipt. Exot. i. p. 151, pi. xviii. fig. 2 (1838); 

 Walker, List Dipt. pt. v. Suppl. 1, p. 209 (Diahasis). — Cayenne. 



D. fui'cipennis, 2,M:icq., Dipt. Exot. i. p. 152 (1838); Walker, List 

 Dipt. pt. V. Suppl. l,p. 271 (1854) (Diabasis).— Brazil. 



D. i7iterrvpitis, 5 , Macq., Dipt. Exot. i. p. 152 (1838) ; Walker, List Dipt, 

 pt. V. Suppl. 1, p. 271 (1854) (Diabasis).— Brazil. 



D. diver sipes, ?, Macq., Dipt. Exot. Suppl. 3, p. 13 (1846); Walker, 



