140 HYMENOPTERA ACULEATA. 



two small spots in the $ , fifth entirely pale in the ? , some- 

 times with a central spot in the $ , sixth sometimes with a 

 transverse spot in the $, piceous in the ?, subacuminate, 

 shining, with short pale hairs at the sides, channelled at 

 the apex, second segment beneath without lateral pilose 

 spots ; legs with the femora black, fringed with hairs 

 beneath, anterior and intermediate pairs in the cJ, yellow 

 beneath, the anterior pair toothed on the underside, tibiiB 

 and tarsi yellow, intermediate and posterior pairs sometimes 

 with a black mark near the apex. 



L. 9-13 mm. 



Not uncommon, and widely distributed. The $ might 

 be confounded with that of quadri maculatus, but wants the 

 spines on the occipital margin of the cheeks ; the ? re- 

 sembles that of chrijsostomus in colour, but has the ocelli 

 arranged in an equilateral triangle, and the second ventral 

 segment without pilose spots. 



(Sdbg. CLYTOCHRYSUS.) 



C. Cephalotes, P^. {sexcinctus, Smith; interstinctus, 

 Smith). — Larger than vagabundus, head and thorax black, 

 dull, clothed with grey hairs, closely and rugosely punctured ; 

 mandibles yellow in the ? , face deeply channelled, clypeus 

 and sides of the face between the eyes clothed with brilliant 

 golden hairs in the ?, with golden or silvery in the ^, 

 antennae with the scape yellow in both sexes, twelve-jointed 

 in the (J, pale beneath, scape with a black line above, third 

 joint very long, produced posteriorly near the base and at 

 the apex into a blunt tooth, fourth and fifth joints of normal 

 length, with an apical tooth only, flagellum in the ? simple ; 

 pronotum with two lateral spots, occasionally absent in the 

 male, mesonotum in the ? strigose among the punctures, 

 in the S the striae are only visible posteriorly, scutellum 

 in the ? sometimes with a yellow spot, propodeum dull, 

 longitudinally strigose at the base, transversely posteriorly 



