DERIVATION OF THK FLORA AND FAUNA 305 



+ />'. uudia Freem. — Mt, Mf. 



^ Mcrianiua kuscheli Freem. — Mt. Mf. Another species in Hra/il. 



+ Psilosciara iiitcns Freem. — Mt. 



Si)nuliidixc {2g^). 



^Gigantodax kuscheli Wy^ociz. — Mt, Mf. An essentially Cliilean-Patagonian 

 genus with single sj^ecies as far north as Mexico. 



Sphacroceridac {S^, 204). 



Archiborborus subniaculatus Diida. S. Chile, Patag. — Mt. 



+ + Gyretria binodatipes Enderl. — Mt. The genus is perhaps identical with 

 Skottsbergia Enderl. and this is merged into Leptocera by Rl(li.\Ki)S who, 

 however, does not list the two Gyretria species described by KmjERI.KIN, but 

 not found in Dr. KuscilEl/s material. 

 ■\-G. crassicosta luiderl. — Mf. 



Leptocera bracJiystoma (Stenhammar) Richards. Cosmopol., also in Chile. — 

 Mt, Mf. The genus is widespread and well represented in S. America. 

 + /.. ciiltellipeiinis (Enderl. ut Skottsbergia) Richards. — Mt. 

 L. daru'i)ii Richards. Chile, Argent. — Mt, Mf. 

 L. divergeiis Duda. Peru, Boliv., Chile, Argent. — Mt, SC. 

 + Z. duplicata Richards. — Mt. 

 -tL. ellipsipennis Richards. — Mt. 

 L. flavipes (Meigen) Richards. Eur., X. Afr. — Mt. 

 L. mediospinosa Duda. Cosmopol. — Mt. 

 L. pectiiiifera (Villen.) Richards. Eur., P'alkl. Is. — Mt. 

 L. pidchripes Duda. Argent., Parag., Urug. — Mt. 



+ -vPlitititia alexaiidri Richards. — Mt. The genus must be very near Leptocera. 

 + Ph. selkirki (Enderl. ut Pterodrepana) Richards. — Mt. 

 -\-Pli. venosa Enderl. — ]^It. 



Syrphidae [g6). 



Allograpta exotica (Wiedem.) (A. Skottsbergi Enderl). Neotropical. An 

 American genus of at least 16 species, the majority in S. America. — Mt, SC. Mf. 



^■A. robinsoniajia Enderl. — Mt, Mf. 



Melanostoma fenestrattim (Macq.) Fluke. Chile.— Mt. An American genus. 



■^M. Liindbladi (Enderl. ut Carposcalis) Fluke. — Mt. 



Eristalis tenax (L.). Cosmopol., also in Chile. — ^It, Mf. 



Sterphus aurifrons Shannon. Chile. — Mt. 



Tachinidae {"jo). 



Incamyia chilensis Aldrich. Chile.— Mt, SC, Mf. A S. American genus. 

 + P/iantasiosip/io?ia kuscheli Cortes.— Mt. A Centr. American genus. 



Tendipedidae [288). 



Anatopy7iia vittigera Edw. S. Chile, Patag.— Mf. A world-wide genus. 

 + Clunio fuscipennis Wirth.— Mf. A large, wide-ranging genus. 

 + Hydrobaenus fernandezensis Wirth.— Mt, Mf. The genus world-wide. 



20 — 557857 The Sat. Hist, of Juan Fernandez and Easter Isl. T'o/. / 



