260 DIPTERA 
Type species : Hemerodromia collusor, Melander. 
Thanategía, nov. subgen.  Discal cell open outwardly, the anterior crossvein, much beyond - 
the apparent posterior crossvein, second posterior cell with a very long pedicel; thorax not tapering 
anteriorly ; ovipositor blunt not protracted; front femora strongly setose; antennal style microscopic and 
bare, pygidium large, terminal, the upper valves long, recurved and forcipate. 
Type species : Hemerodromia defecía, Loew. 
SuBGENUS CHELIFERA, MACQUART 
Geographical distribution, 
1. C. * detestata, Meunier, Ann. Sc. Nat. (Zool.) Vol. 7, p. 9o, 103 Q, pl. 6, Baltic Amber. 
f. 3-5 [1908] (Hemerodromia). 
2 C. Frigelii, Zetterstedt, Ins. Fauna Lappon. p. 542 [1838] (Hemerodromia); N. Europe, Siberia. 
Dipt. Scand. Vol. t, p. 261 (1842] (Hemerodromia); ibidem, Vol. 8, 
p. 3oo: [1849] (Hemerodromia); ibidem, Vol. 13, p. 4983 [1859] 
(Hemerodromia); Becker, Acta Soc. Sc. Fenn. Helsingfors Vol. 26 (9), 
p. 33 [1900] (Hemerodromia); Wahlgren, Ent. Tidskr. Vol. 31, p. 84 
(1910] (Hemerodromia); Frey, Acta Soc. Sc. Fenn. Helsingfors, 
Vol. 37 (3), p. 64 [1913] (H emerodromia). 
3. C. melanocephala, Haliday, Ent. Mag. London, Vol. 1r, p. 158 [1833] N.& C. Europe. 
(Hemerodromia) ; Loew, Wien. Ent. Monatschr. Vol. 8, p. 238 [1864] 
(Hemerodromia); Mik, Wien. Ent. Zeit. Vol. 1, p. 39, pl. r, f. 16-18 
[1882] (Hemerodromia); Strobl, Mitteil. Nat. Ver. Steiermark, Graz, 
Vol. 29, p. 95 [1892] (Hemerodromia); Lundbeck, Dipt. Dan. Vol. 3, 
p. 234, f. 100 [1910] (Hemerodromia) ; Wahlgren, Ent. Tidskr. Vol. 31, 
p. 84 [1910] (Hemerodromia); Frey, Acta Soc. Sc. Fenn. Helsingfors, 
- Vol. 37 (3), p. 65 [1913] (Hemerodromia). 
flavella, Zetterstedt, Fauna Ins. Lappon. p. 543 [1838] (Hemerodromia) ; Dipt. 
Scand. p. 265 [1842] (Hemerodromia); Scholz, Zeitschr. Ent. Breslau, 
Vol. 5 (19), p. 56 [1851] (Hemerodromia); Walker, Ins. Brit. Dipt. Vol. z, 
p.144 [1851] ( Hemerodromía); Bonsdorff, Finl, tvàv. Ins. Dipt. Vol. 1, p. 146 
[1861] (Hemerodromía) ; Schiner, Fauna Dipt. Austr. Vol. r, p. 83 [1862] 
(Hemerodromia); Becker, Berl. Ent. Zeitschr. Vol. 31, p. 133 [1887] 
(Hemerodromia). : 
4. C. notata, Loew, Berl. Ent. Zeitschr. Vol. 6, p. 209 : Cent, 2, No. 53[1862] United States. 
(Hemerodromía); Coquillett, Proc. U. S. Nat. Mus. Vol. 18, p. 392 
[1895] (Mantipesa); Melander, Trans. Amer. Ent. Soc. Vol. 28, 
p. 238 [1902] (Mantifesa); Coquillett, Proc. Wash. Ent. Soc. Vol. 5, 
p. 264 (1903). 
5. C. nubecula, Becker, Mitteil. Zool. Mus. Berlin, Vol. 4, p. 42 [1908] Canary Islands. 
(Hemerodromia). : 
6. C. obsoleta, Loew, Berl. Ent. Zeitschr. Vol.6, p. 208 : Cent. 2, No. 52 [1862] United States. 
(Hemerodromia) ; Coquillett, Proc. U. S. Nat. Mus. Vol. 18, p. 392 
[1895] (Mantipesa) ; Melander, Trans Amer. Ent. Soc. Vol. 28, p. 238 
[1902] (Mantiseza) ; Coquillett, Proc. Wash. Ent. Soc. Vol. 5, p. 264 
(1903). 
7. C. falloris, Coquillett, Proc. U. S. Nat. Mus, Vol. 18, p. 392 [1895] (Man- | North America. 
libesa); Melander, Trans. Amer Ent. Soc. Vol. 28, p. 238 [1902] 
(Mantifesa) ; Coquillett, Proc. Ent. Soc. Wash. Vol. 5, p. 264 (1903); 
Slosson, Ent. News Philad. Vol. 14, p. 269 [1903] (Hemerodromia). ; 
8. C. precatoria, Fallen, Empid. Suec. p. 10 [1815] (Tachydromia); Meigen, Europe, North America. 
Syst. Beschr. Vol. 3, p. 63, pl. 23, f. 13 [1822] (Hemerodromia); 
Macquart, Dipt. N. France, Vol. 3, p. 104, pl. 2, f. 8[1827] (Heme- 
