lO 



DIPTERA 



Biology. — Only males of this genus known. Life-histoiy and immature stages unknown. 



Geographical distribution of species. — Of the two known species one is recorded onU- 

 from St. \'incent Id., W est Indies, the other from Columbia. S. A., and, doubtfully, from Mexico. 



1. P. .sTÄ/wm, Williston. Trans. Ent. Soc. Loud. p. 296, pi. 8, t. 27, 27a, 276 (1896) (St. Vincent Id., 



West Indies). — PI. 2, Fig. 26. 



2. P. superbiens. Schiner, Novara Reise, Dipt. \i. 28, pi. 2, f. 4 (1869) (Columbia, South America, and 



Mexico [?]). — PI. 2, Fig. 21. 



4. Genus KELLOGGINA, Williston 



Kelloggina. WiUiston, Journ. New York Ent. Soc. Vol. i5, (1907) {rufescens). 



Snowia. WiUiston, Kansas Univ. Quart. \'ol. r. p. 119 (iSgS); Osten-Sacken, Berl. Ent. Zeit. \'ol. 40, 

 p. 162 (1895) (i-ufescens). 



Sackienella. WiUiston, Trans. Ent. Soc. Lond. p. 270 (1896): Kertész, Cat. Dipt. \'ol. i, p. 284 (1902) 

 {rufescens) . 



Characters. — No incomplete vein near the posterior margin of the wings; eyes not bisected 

 by an unfacetted cross-band; a longitudinal vein between first and fourth veins; e3-es separated by a broad 

 front; proboscis not longer than the vertical diameter of the head, well developed 4-segmented palpi. 



Biology. — Female only known. Life-history and immature stages unknown. 



Geographical distribution of species. — The single knovvn species in this genus (represented 

 by a single female specimen) is recorded from Rio de Janeiro, Brazil. 



I. K. rufescens, WiUiston, Kansas L^niv. Quart. \'ol. i, p. 290 (Snonna) (1893) (Rio de Janeiro). 



5. ÖENUS CURUPIRA (F. MÜLLER), Osten-Sacken 



Curupira (F. Müller). Osten-Sacken, Berl. Ent. Zeit. Vol. 40, p. 162 (1895); & p. i65 ff. of same 



reference; Kertész, Cat. Dipt. \'ol. i, p. 284 (1902) (torrentinm). 

 Paltostoma. Brauer, Zool. .Anz. \'ol. 3, p. 134 ([880); I-'. Müller, Kosmos, Vol. 8. p. 37, figs. (18811; 



I-'. Müller, Arch. Mus. Xac. Rio Janeiro, Vol. 4, p. 47, pi. 4-7 (1882) [iorrentium). 



Characters. — No incomplete vein near the posterior margin of the wings; eyes not bisected 

 by an unfacetted cross-band ; a longitudinal vein between the first and fourth veins; cA^es contiguous ; 

 ungues of the ordinary structure; tibiae with spurs at the tip. 



Biology. — Males and females, and larvœ and pup£e known. The anatomy of larva' and pup;e 

 exhaustively studied by F. Müller (Arch. Mus. Nac. Rio Janeiro, Vol. 4, p. 47 ft., pi- 4-7, 1882). 

 Larvae and pupse found abundanth' in the Garcia, Jordao and Caeté rivers in the province of Santa 

 Catherina, Brazil. 



Geographical distribution of species. — The single species of this genus so far known is 

 recorded only from Brazil. 



I. C. torrentinm, V. Müller; Brauer, Zool. Anz. Vol. 3, p. 134 (1880) Brazil). — PI. 2, Fig, 24. 



6. Genus HAPALOTRHIX, Loew 



Hapalothrix. Loew, Deutsche Ent. Zeitschr. Vol 20, p. 211 (1876): Loew, Schles. Zeitschr. f. Ent. 

 N. F. Vol. 6, p. 81, pi. I, f. 8 (1877); Osten-Sacken, Berl. Ent. Zeitschr. Vol. 36, p. 411 (1892); 



