i28 Mr. Cameron on 



united. Thorax elongate, rounded at base and apex 

 concave near the middle, distinctly narrowed towards the 

 apex, above coarsely punctured ; the median segment with 

 the punctures larger, rounder, deeper, and more widely 

 separated ; pleurae coppery, the meso covered thickly with 

 white hair ; the mesonotum with long black hair, and with 

 a short white glistening sparse pubescence. Abdomen oval,, 

 wider than the thorax, narrowed at base and apex, closely 

 punctured and bearing long black hairs ; pygidium im- 

 punctate ; from the apex of the penultimate segment spring 

 two masses of white hair ; ventral segments filled with long 

 pale hair. Legs covered with pale hair ; there are three 

 rows of tibial spines ; the calcaria white. 



Length, 9 mm. 



Very closely related to metallica, but easily separated 

 by the different shape of the abdomen, which in M. 

 metallica, is longer, narrower, not dilated in the centre, but 

 becomes gradually narrower towards the apex ; it has also 

 the punctuation on the median segment as on the 

 mesonotum. 



MUTILLA METALLICA, Sp. 110V. 



Head and thorax coppery, metallic, with greenish tints ; 

 abdomen bright metallic purple ; the legs, antennae, and oral 

 region widely pale ferruginous. Head slightly wider than 

 the antennae ; shining, moderately strongly pnnctured ; 

 the oral region with a glistening white pubescence ; the 

 upper part with long blackish hairs. The second and 

 fourth joints of the antennae about subequal ; half the 

 length of the third. Thorax above, somewhat more strongly 

 punctured than the head ; the propleurae in the middle 

 punctured ; the mesopleurae in the middle aciculate ; above 

 the middle legs there is a small space finely longitudinally 

 striated. The sides of the mesothorax almost straight, but 

 very slightly narrowed towards the apex ; the median seg- 



