282 Mr. E. Saunders' Synopsis of British 



1. tibialis, Fabr. Ent. Syst. Suppl. p. 271. Fig. Smith 

 Brit. Foss. Hym. pi. iii. fig. 8 = Curtis Brit. Ent. 

 XV. 656. 



Black ; <? with the scape of the antennae, the under 

 side of the flagellum near the base, and the whole of the 

 7th, 9th, and 11th joints white; ? with the scape and 

 under side of the antennae piceous ; mandibles yellow at 

 the apex in the <^ , piceous in the ? ; thorax with the 

 tubercles and tegulae pale in both sexes, as well as the 

 apex of the abdomen ; extreme apices of the femora, the 

 bases of all the tibiae, the front tibiae entirely, and the 

 front and intermediate tarsi white ; intermediate and 

 posterior tibias brown across the middle and red at the 

 apex ; posterior tarsi brown. Head and thorax shining, 

 finely and rather remotely punctured ; face between the 

 antennae with a blunt spine ; antennae in the ^ with the 

 2nd joint transverse and triangularly produced at the 

 side, the two following sinuate at the base, and much 

 widened at the apex ; antennae in the 2 simple ; meta- 

 thorax at the base shining, with a central impressed line, 

 sides covered with fine white pubescence, basal area not 

 defined laterally ; abdomen shining and polished, basal 

 segment narrow and very clavate at the apex ; genitalia 

 of the ^ fringed with long hairs at the sides ; apical 

 segment in the ? carinated at the sides and covered 

 with erect hairs ; posterior tibiaB in both sexes very 

 clavate, and armed exteriorly with irregular s^jines ; 1st 

 joint of the anterior tarsi in the c? very long and dilated, 

 of the intermediate tarsi long and angularly produced 

 near the base. 

 Length 6—7 mill. 



Hdb. — Not common. I have taken it at Wandsworth. 

 F. Smith says that it is one of the species that burrow 

 into the pith of bramble stems. 



2. davipes, Linn. Syst. Nat. ed. x. vol. i. p. 569 

 = rufiventris, Pz., &c. Fig. Panz. Faun. Germ. 

 72, 12 {rufiventris). 



Like the preceding in shape, but differs in the following 

 particulars : the (? has the scape only of the antennae 

 white, and the 6th only sinuate beneath, the tarsi 

 simple, and the abdomen with a red band ; the ? differs 

 in having the scape of the antennae white, the abdomen 

 with a red central band, its apical segment not covered 



