INSECUTOR INSCITI^ MENSTRUUS 116 



Mansonia jiixtamansonia Peryassu. 



Tceniorhynchus juxta-mansonia Peryassu, Os Culic. do Brazil, 

 223, 1908. 



Very close to fasciolatus, but the mesonotum with a broad 

 central golden band instead of a narrow double golden line, 

 while the wing-scales are somewhat broader. The male is 

 unknown. 



Mansonia albicosta Peryassu. 



Tceniorhynchus albicosta Peryassu, Os Culic. do Brazil, 220, 1908. 



Also close to fasciolatus, the mesonotum as in the preceding, 

 the wing-scales rather narrow, dark, a row of white ones on 

 the basal fourth of the second vein. The male is unknown. 



Mansonia hypocindyna, new species. 



Close to fasciolatus, but the wing-scales black and white. 

 Proboscis dark brown with a white ring at the middle and tip 

 white. Mesonotum with the golden scales dividing into four 

 narrow lines anteriorly, two on each side posteriorly, sepa- 

 rated by a bare space. Abdomen black, with white lateral 

 triangular segmental spots. Wings with the scales rather 

 broad, black and white evenly mixed, the black about twice as 

 numerous as the white ; no long line of white scales at the base 

 of the wing. Legs black, the femora pale except at tip below, 

 a white line on the front side, with a narrow white ring near 

 apex ; tibiae with a row of white specks below, becoming a long 

 line and a dot on the hind pair ; tarsi ringed with white on both 

 ends of the joints, very narrowly so outwardly. 



Type, Cat. No. 21720, U. S. Nat. Mus. ; Sao Paulo, Brazil 

 (Dr. A. Lutz). 



Only the single female is before me. 



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