MUTILIJD.H:. 45 



thirteen-joiuted antennae, the ocelli and thoracic constric- 

 tions are characteristic of the (J only. Head small and rouncl. 

 Antennre thirteen-jointed in the cJ, twelve-jointed? ; ocelli 

 present in S only, eyes small ; surface of body hairy, 

 strongly punctured ; pronotum in the S of both our British 

 species angularly emarginate posteriorly, in the ? short, 

 not visible above in rufipes j anterior wings with three 

 submarginal cells, tegulee very large; tibise of the ? denticu- 

 late ; abdomen with golden bands or fringes. 



(2) 1. Large, ^J with the impressed longitudinal lines 

 of the mesonotum only visible posteriorly, ? 

 without a silvery spot on the basal segment of 

 the abdomen europ^a. 



(1) 2. Small, (J with the impressed lines of the meso- 

 notum produced to its anterior margin, ? 

 with a silvery spot on the basal segment of 

 the abdomen rufipes. 



M. europspa, Linn. — <S dark steel blue, strongly punc- 

 tured and clothed with thick black hairs ; mesonotum red, 

 its impressed lines vanishing as they appi'oach the anterior 

 margin, scutellum and post-scutellum red, propodeum 

 reticulately rugose, red, except at the apex and sides, the 

 pleurae and sterna entirely black, tegulpe large, black, wings 

 dusky, nervure between the second and third submarginal 

 cells incomplete ; abdomen incurved at the apex, steel blue, 

 with an entire band of silvery hairs on the first and a slightly 

 interrupted one on the second and third segments ; legs black ; 

 ? larger and broader than the <S , black, thorax above 

 nearly quadrangular, meso and meta-thorax entirely red, 

 surface as in the S , but the sides of the mcsothorax and pro- 

 podeum shining, smooth and concave, spiracles transverse, 

 black ; abdomeii widest behind the middle, with the first, 

 second and third segments banded with golden hairs at tho 

 apex, the bands of the second and third interrupted widely 

 in the middle ; legs black, densely hairy, tibiaj spiuose. 



L. cJ 11-12 mm., ? 13-15 mm. 



Rare, especially the S> has frequently been taken in 



