954 N. C. AGR. EXP. STA. BUL. 239 
humeral margins bordered with blue and with two or more bluish spots 
before middle of disk, forewing red, with numerous small pale spots; face 
black, clypeus spotted irregularly with orange, with a larger spot on each side 
of base of clypellus and a large spot on gena above lorum on each side, 
orange; upper portion of proepimeron and a spot on mesepimeron ivory to 
orange, remainder of thoracic pleura castaneous to black. \ 
Holotype male, El Palmar, Bolivia, ‘‘September-October”, 1948 (L. E. 
Pena) (NCS). One male Irupana, Bolivia, April 29, 1947 (Raul Perez) 
(USNM). Thirty-four males, Alto Palmar, Dept. Cochabamba, Bolivia, Prov. 
Chapare, 2500 feet, October 23, 1959 (R.B. Cumming) at black light (SPBF). 
M. hilarula, n. sp., is closely related to M. leucomelas (Walker) from which it 
may be separated by the characters of the key, above. M. hilarula is larger, 
also, than leucomelas (5.6-6.8 mm in length), and the finely maculate red fore- 
wings do not occur in deucomelas. 
Macugonalia chanchama, NEW SPECIES 
Length 7.5-7.6 mm. Head with median length of crown from three-tenths to 
almost four-tenths interocular width and approximately one-fourth trans- 
ocular width; clypeus slightly flattened medially and irregularly granulate. 

773i 
FIGURES 772. 773.—7?2. Macugonalia picta (Distant) (a from specimen from 
Peru; f from Ecuador). 773, M. tribunicia (Berg) (from specimen from 
Buenos Aires, Argentina). 
