i8f;7.] 97 



Abdomen — black ; in the ^ , on the underside the first 5 segments have 

 each three wide, but very shallow, contiguous depressions ; on the 

 6th, throughout its length, is one larger and deeper depression, of 

 which the edges are brown ; the posterior margin has a deep 

 rounded excision in the middle. Gonnexivii/m yellowish outwardly 

 but brown on the edge, the points not prolonged nor acute. 

 Genital segments in the ^ , above, black, broad, sides sub-parallel, 

 extending far beyond the points of the connexiva ; 2nd segment 

 very short ; beneath yellow-brown ; the 1st constricted at the 

 base, spread out posteriorly round the base of the 2nd, which is 

 large and globose ; 3rd as above : in the $ , above, the 1st tra- 

 peziform, tapering posteriorly, and not projecting beyond the 

 points of the connexiva, is brown in the middle and yellow-brown 

 at the sides ; 3nd black, short ; beneath both yellow-brown, the 1st 

 convex, regular, sloping gradually towards the upper side ; 2nd 

 as above. Length 5| lines. 



Eesembles H. thoracica, but distinguished by its greater size and 

 robustness, especially across the region of the middle coxae ; by the 

 broader ferruginous colour of the pronotum, the form of the genital 

 segments, and other minor characters. 



First brought from Rannoch in 1865 by Mr. McLachlan, and 

 taken freely in the same locality in June, 1866, by Mr. Eye and the 

 Eev. T. A. Marshall. 



Species 5*. — Htbeometra odontogasteb. 



Geeeis lacusteis, var. e, 3, Latr. Gen. 133 (1807). 



Htdeometea obontogastee, Zeff., F. Ins. Lap. i., 506, 3 (1828) ; 



Ins. Lap. 282, 3 (1839) ; H. Schf., Wanz. ix., 67 and 73, t. 



299, fig. Q to S., t. 301, fig. 931 (1850) ; Flor, Rhyn. Liv. i., 



738, 4 (1860) ; Fieh., Europ. Hem. 109, 11 (1861). 

 Geeeis odontogastee, Schiom., Beitr. 36, 4, t. 3, fig. 8 — 10 (1832) ; 



S. Schf., Norn. Ent. 62 (1835). 



Black, dull, with golden scale-hairs ; in the ^ t|,ie 6th abdominal 

 segment beneath with two short, obtuse processes ; in the $ the 1st 

 genital segment with a deep transverse basal furrow. 

 Sead — at the sides, with a silvery gloss, cheek plates yellow outwardly. 



Antenna and rostrum black. 

 Thorax — Pronotum, anterior region impunctate, regularly depressed 



inwards from the moderately incrassated sides, middle and sides 



with a yellow line, anterior angles with a small node ; posterior 



