352 Miss G. Ricardo on the Tabaninse 



Z. albitarsxs, 2, Macq., Dipt. Exot. Suppl. 4, p. 36 (1850); Wulp, Tijd. 



Eiit. xxiv. p. 101 (1881). \L. farva, $, Willistou, Kans. Uiiiv. 



Quart, iii. p. 192 (1895) ; id. Biol. Centr.-Am.,Dipt. i. Suppl. p. 202 



(1901).] — Buenos Ayres, Paraguay. 

 L. recta, 5 , Loew, Berlin, ent. Zeit. xiii. p. 6 (1809) ; Ost. Sack. Cat. 



Dipt. N. Amer. p. 55 (1878) ; id. Biol. Centr.-Am., Dipt. i. p. 57 



(1886). {Hadrus lepidotus, d", Bellardi (nee Wiedem.), Ditt. Mess. 



i. p. 75 (1850) ; Loew, I. c] — Central America. 



1. Antennfe ferruginous, black at the apex. 



Forehead wide alhitarsis, $ , Macq. 



Auteunse wholly ferruginous. Forehead 

 not so wide 2. 



2. The space between the antennae and the 



frontal callus is brownish Icpidota, d" $ , Wiedem. 



The space between the antennae and the 

 frontal callus is yellowish recta, 5 ? Loew. 



"Willistou does not think that the distinction given by 

 Loew for L. recta, as abovej is valid, and he reunites it to 

 L. lepidota. 



Lepidoselaga lepidota, ? , Wiedem. 



Two females from Para, 49. 1 (Bates Coll.) ; one female 

 from Honduras (Miller Coll.), 283; two females, voyage 

 H.M.S. ' Herald/ Panama, 60. 45 ; one female from Con- 

 nan y, Guiana, Oct. 23, 1895 {Goeldi), 96. 238 ; six females 

 from Montalegre, on S.S. ' Faraday ,'' 27. 1. 96 [Austen) ; one 

 female fiom W. end of Parana de Bugassu, 15. 1. 96 

 {Austen) \ one female from near Breves, S.S. 'Faraday/ 

 14. 1. 96 ; one female from Brazil, 99. 195 [Piffard) ; eleven 

 females from Brazil, 24.4. 1901 {Durham), 1901. 232; five 

 females from Tylor-Towusend Coll.; five females from below 

 Itacoatura, R. Amazons, S.S. 'Jerome^ (Tylor-Townsend 

 Coll.), purchased from E. Brunetti, 1903. 10. 



There is a note attached to one of the specimens by Bates 

 as follows : — " The Motuca of the Indians ; it is the scourge 

 of the U])per Amazon. H. Bates, 1859." 



This is the insect mentioned by Bates in his ' Naturalist 

 on the River Amazons,' chap. vii. p. 681 : — " The mouth of 

 the channel lies about twenty-five miles from Villa Nova ; 

 the entrance is only about forty yards broad, but it ex^jands 

 a short distance inland into a large sheet of water. We 

 sufi'ered terribly from insect pests during the twenty-four 



hours we remained here In the daytime the Motuca, 



a much larger and more formidable fly than the mosquito, 

 insisted upon levying his tax of blood. We had been 

 tormented by it for many days past, but this place seemed 



