148 INSECUTOR INSCITI^ MEjNSTRUUS 



rings on all the tarsal joints, and the thoracic ornamentation 

 more diffused. 



Aedes (Stegomyia) christianus, new species. 



Head black scaled, a white triangular patch on the vertex 

 and two small ones on each side. Mesonotum brown scaled, 

 with four large silvery white spots, two in front and one 

 before each wing, the latter somewhat transverse; scutellum 

 silvery. Abdomen black, with narrow basal segmental silvery 

 bands, broadening posteriorly and a very little so at the sides ; 

 venter with the segments broadly white at bases. Legs black, 

 the femora white below, the posterior pair with a black sub- 

 apical ring; tarsi broadly white at the bases of all the joints 

 except the fifth, which is narrow. Wing scales black. 



Male hypopygium. Side pieces three times as long as wide, 

 conically tapered ; clasper very long, with a spoon-shaped tip, 

 the long terminal spine arising from the hollow of the spoon 

 and having a truncate end ; a capitate lobe at middle of side 

 piece, hairy only at the bulbous tip; inner membrane running 

 from it to the base, angled, and with many small and one larger 

 seta, essentially as in gardnerii Ludlow. 



Types, five males and three females, two males and a fe- 

 male in the U. S. National Museum, No. 24142, U. S. Nat. 

 Mus. ; two males and a female in the collection of Mr. C. W. 

 Howard, Canton, China ; a male and female in the collection 

 of Mr. C. S. Banks, Manila, Philippine Islands ; Honam, China. 

 April 3, 1930 (C. W. Howard). 



THE MOSQUITOES OF ARGENTINA 



(Diptcra, CuUcidcc) 

 By HARRISON G. DYAR 

 Since publishing my note on Argentine mosquitoes (Ins. Ins. 

 Mens., vii, 85, 1919), further material has been examined. 

 The following list indicates the present status. Names pre- 

 ceded by an asterisk have been examined by me from Argen- 

 tina. 



''■'Sabethcs cyaiiciis Fabricius. 

 '■^IVycoiuyia sp. 



