BRAZILIAN MUTILLA. 49 



Second segment with apical spots smaller, transverse, the basal ones linear ; 

 lower part of flanks of metathorax narrowly silvery pubescent. 



70. vagabiinda. 

 Head black, with a transverse or arcuate silvery pubescent band between tlie 

 eyes. 

 Abdomen above with a silvery pubescent spot on apical middle of segments 



4 and 5 only 69. com par. 



Abdomen above with a silvery pubescent spot on apical middle of segments 



2-5 forming a central stripe 71. spectabilii;. 



Head with two suborbital silvery or golden pubescent stripes. 

 Thorax notched on each side about the middle. 



Stripes on mesothorax broad, oblique, not continuous with slender stripes 



on metathorax 74. (luplicata. 



Stripes on mesothorax slender, straight and continuous with those on 



metathorax 72. bivittala. 



Thorax not notched laterally. 



Thoracic vittse narrow, not reaching anterior margin of thorax ; spots on 



second abdominal segment yellow .' 73. estrella. 



Thoracic vittse broad, reaching anterior margin of thorax ; spots on second 

 segment sanguineous 75. ocellaris. 



76. W. iildioa hinn. ^diadema Fabr. (Klug, Nova Acta Cses. Nat. Cur., x, 

 p. 314, pi. xxii, fig. 12).— 9- — Length 16-18 mm. — Head and thorax rugosely 

 punctured; head transverse, not broader than thorax; eyes small, round, con- 

 vex; thorax gradually narrowed posteriorly, the stigmatic tubercles prominent, 

 and immediately in front of the metathoracic spiracles the sides are broadly 

 notched, and between the notch and the anterior tubercles they are obtusely 

 rounded and subserrate; metathorax rounded above and sloping rapidly to apex, 

 the flanks rugosely punctured on upper portion ; apex of first abdominal segment 

 transversely subnodose, nearly as broad as base of second segment, subcoustricted 

 at tip ; the nude polished spots on second segment above linear, those at base 

 longitudinal, the apical two transverse; first ventral segment with a strong acuie 

 tooth on middle; second segment deeply and unevenly punctured, longitudinally 

 carinate on basal middle. 



Velvety-black, the pubescence short, dense and appressed, except a few scat- 

 tered erect hairs; a silvery-white pubescent, arcuate band on vertex from eye to 

 eye ; cheeks with silvery pubescence ; a slender silvery pubescent band on each 

 side of metathorax and extending about halfway up on mesothorax ; lower por- 

 tion of pleura silvery-white pubescent; legs with pale glittering pubescence, cal- 

 caria pale ; a spot on each side of first abdominal segmentat apex, extreme lateral 

 margin of second segment, a spot on lateral apical corners of segments 2-4, and 

 a si)ot on lateral middle of 2-6, forming a central stripe, all silvery-white pubes- 

 cent ; the four linear nude spots on second segment pale yellow; venter with 

 pale glittering pubescence, the apical margin of segments 2-4 fringed with sil- 

 very pubescence. 



Para ; Benevides (July). 



77. M. SOlemnis 9- — Length 20 mm. — Eather slender; head not broader 

 than thorax, transverse; eyes small, round, convex, placed about half their di- 



TRANS. AM. ENT. SOC, XXVIII. (7) JANUARY, 1902. 



