SOUTH AMERICAN DIPTERA. 153 



splendens Wied. Anal. Ent. ii, 3. Wied. Auss. zw. lus. i, 330.— Brazil, 

 superba Schiiier, Dipt. Novara 143.— Chile. 



Walker has Described Two Additional Species. 

 Philopota sohrin Walk. Dipt. Saund. iii, 195.— South America. 

 Exetasis {Ochea Schiner) tnmens Walk. Dipt. Saund. iii, 203, pi. v, f. 1.— Brazil. 



The Habitat of the Following Species is not Known. 

 Acrocera bicolor Macq. Dipt. Exot. Suppl. 227. 



Group HETERO»ACTYL,A. 



Superfamily Procephala. 



Family MYDAID^. 



MITBODETUS. 

 Gerst. Stett. Ent. Zeit. 1868. 



Cephalocera Macq. Phil. (Gerst.). 



dentitarsis Macq. Dipt. Exot. Suppl. 4, 56, pi. iv, f. 1 (Cephalocera). Gerst. Stett. 

 Ent. Zeit. 1868, 76. 

 Cephalocera albicincfa Blanch. Gay. Hist. Chil. Zool. vii, 361, pi. ii, f. 10. 



Schiner, Dipt. Novara 154 (Gerst.). 

 Cephalocera elegans Phil. chil. Dipt. 680 (Schiner et Gerst.). 

 —Chile, 

 dimidiatus Phil. chil. Dipt. 681 (Cephalocera). Gerst. Stett. Ent. Zeit. 1868, 76. 



-Chile, 

 leucotrictius Phil. chil. Dipt. 681 (Cephalocera). Gerst. Stett. Ent. Zeit. 1868, 

 76.— Chile. 



CERIOMYDAS. 

 Will. Tr. Kans. Acad. Sci. 1898. 

 fraudlentus Will. 1. c. 29 Ann. Meeting, 58.— Brazil. 



MYDAS. 



Fabr. Ent. Syst. iv, 252, 1794. 



apicalis Wied. Auss. zw. Ins. ii, 2, 629; id. Mongr. 48, 14, pi. 53, f. 14. Westw. 



Acarna Ent. i, 53, 29. Walk. List vi, 363. 365. Gerst. Stett. Ent. Zeit. 



1868, 73, 93. Schiner, Dipt. Novara 153, 2. E. Lynch A. Cat. 152 (44). 



Midas bonariensis Serv. Guer. Icon. Anim. pi. 97. Westw. Acarna Fam. 



Midas. 51. Walk. List vi, 365 (Schiner). 

 3Iidas igniticornis Bigot, Ann. Sec. Ent. Fr. v, 288 (SchiuW. 

 Midas Ingens Phil. chil. Dipt. 684 (Gerst.). 

 —Chile, Buenoz Aires, 

 argyrostomus Gerst. Stett. Ent. Zeit. 1868, 94.— Colombia. 



carbonifer Osten Sacken, Bull. Buff. Soc. N. A. 1874, 186; id. Cat. 1874, 82. note, 

 139 (description is here repeated). Will. Kans. Acad. 2Hth Ann. Meet- 

 ing, 55. 



New York (Osten Sacken), Brazil (Williston). 

 cingulatus Will. Kans. Acad. Sci. 29th Ann. Meet. 57.— Conception in Paraguay. 



TRANS. AM. ENT. SOC, XXVII. (20) JANUARY. 1901. 



