106 
Dr. Hermann Burmeister on the 
chanters red, the others black. The legs black, the four hind 
thighs with a fine whitish yellow band. Abdomen yellow, the 
third, fourth, fifth and sixth joints with a black spot at the under 
side. 
From Para. 
5. M. personatus, mihi. 
Testaceus ; capite cum antennis, rostri medio, tibiis posterioribus 
femoribusque mediis nigris ; elytris fasciatis. Long. 6". 
The neck, the base of the rostrum, and its second and third 
joints, are yellow ; the other parts of the head black. Fore-legs 
yellow ; the intermediate trochanters and the extremity of the 
tibiae, and the middle of the posterior thighs, yellow. Wings 
yellow, a band on the middle and the extremity black-brown. 
From Para. 
B. Pronoto nigro.* 
6. M. gracilis, mihi. Plate XI. fig. 5. 
Niger ; femoribus elytrisque pallidis, his fascia apiceque nigris. 
Long. 4§". 
Black, extremity of the rostrum yellow ; fore and middle legs 
yellow, the tips of all and the trochanters of the intermediate legs 
black, the posterior black, but the middle of the thighs yellow. 
Wings yellow, with a large black band in the middle, and a black 
tip. 
From Bahia. 
2. Caput inerme. 
a. Pronotum nigrum. 
7. M. pompilodes, Klug. 
Fusco-niger ; abdomine femoribusque testaceis ; alis gilvis,fasci& 
medic! apiceque fuscis. Long. 7 — 9 ". 
The colour is black-brown, but the tip of the rostrum, the hind 
margin of the pronotum, the middle of the breast, the four ante- 
rior trochanters and the thighs, yellow ; the intermediate with a 
brown tip, the hinder brown at the base and the tip, both with an 
indistinct brown band. The tibiae black, with short and dense 
hairs, and a yellow base, which is longer on the fore-legs. The 
wings yellow, with a large black band in the middle, and a black 
tip. The abdomen reddish, with the tip black-brown. 
From Cameta, in South Brazil. 
* My specimen of M. gracilis has a large conical patch of yellow on the pos- 
terior part of the pronotum. (J. O. W.) 
