42 HYMENOPTERA. 



206. MUTILLA CRUCIATA. B.M. 



Female. Length 3 lines. Head and thorax ferruginous,, the 

 former quadrate, the posterior angles acute ; the cheeks produced 

 into an obtuse spine ; the posterior margin of the vertex and the 

 sides of the head fuscous ; the vertex more or less adorned with 

 silvery pile ; the antennae rufo-fuscous. Thorax fiddle-shaped, 

 the lateral margins denticulate; legs rufo-testaceous, differing 

 in depth of colouring. Abdomen : the base more or less rufo- 

 testaceous, a central narrow line of silvery pubescence runs from 

 base to apex, and a transverse fascia crosses the second segment 

 a little within the apical margin. 



Hab. Brazil (Para). 



207. MUTILLA DIADEMA. B.M. 

 Mutilla Indica, Linn. Syst. Nat. i. 966. 3. 



Mutilla diadema, Fabr.Ent. Syst.ii.367 A ', Syst.Piez.y.429.5. 

 Oliv. Ency. Meth. viii. 55. 2. 

 Gmel. Ed. Syst. Nat. i. 2805. 10. 

 Latr. Act. Soc. Hist. Nat. Par. i. 7- 1. 

 King, Nova Acta Cces. Curios, x. 314. 15 ? . t. 22. f. 12. 

 St.Fara.Hym. Hi. 619. 39. 



Hab. Brazil (Para) ; Surinam; Demerara. 



208. MUTILLA FENESTRATA. 



Mutilla fenestrata, King, Nova Acta Cas. Curios, x. 311. 11. 

 t. 22. f. 8. 



Hab. Brazil (Para). 



209. MUTILLA GRACILIS. B.M. 



Male. Length 3 lines. Black, the head covered with a thin 

 griseous pubescence, on the clypeus it is silvery-white ; the 

 prothorax is thinly clothed with short silvery pubescence, but on 

 the metathorax and beneath the wings it is dense, and bright 

 silvery- white ; the eyes emarginate ; wings hyaline, their apical 

 margins slightly clouded, the tegulae large, produced behind, 

 and having a sharp ridge down the middle; the mesothorax 

 roughly sculptured ; the basal segment of the abdomen and the 

 apical margin of the second segment covered with bright silvery- 

 white pubescence ; the entire abdomen having a scattered long 

 silvery pubescence. 



Hab. Brazil (Para). (H. W. Bates.) 



