220 Mr. R. I. Pocock on neio Geopliilidge 



Antennce slender, nearly parallel-sided, the segments a 

 little narrowed at tlie base ; the apical segment ovate, nearly 

 twice as long as the preceding one. 



Prehasal plate invisible; hasal plate large, wide, but not 

 four times as wide as long, its sides distinctly converging, as 

 wide posteriorly as the first tergite and wider than the head. 



Maxillary coxae long, convex, narrowed posteriorly, 

 cliitinous lines distinct and long, the anterior margin straight 

 and not toothed ; pleurw large ; feet stout, short, when closed 

 not overlapping the head in front, posteriorly overlapping it 

 at the sides, all the segments unarmed. 



Tergites bisulcate ; prescuta long and about as wide as the 

 tergites. 



Pleural inesciita large, much larger than the tracheal 

 sclerites, which are in contact with the tergites. 



Sternites mesially impressed, without distinct porous area. 



Anal somite.— Tergite wider than long, much narrowed 

 posteriorly, not covering the pleurae ; 'pleurce moderately 

 large, entirely smooth ; sternite very wide, twice as wide as 

 long, its sides strongly converging posteriorly ; prosternal 

 plates distinct ; legs short, about as long as the preceding 

 pair," composed of six segments and armed with a claw ; in 

 the male very much thicker than in the female. Anal pores 

 indistinct. 



Number of pairs of legs 43. 



Length 18 millim. 



Three specimens (2 (^ and 1 ? ) from Inner Double Bay, 

 Port Jackson, Australia, collected by Mr. J. Brazier. 



This species is from the same locality as G. concolor^ but 

 differs from it in having a much smaller number of legs, in 

 having short, unarmed maxillipedes, smooth pleurge, &c. 



Geophilus (?) laticeps, sp. n. (PI. XII. figs. 6, 6 a.) 



Colour pale testaceous throughout. 



Body wide and flat, a little narrowed posteriorly, but more 

 narrowed anteriorly. 



Head about as wide as long, convex, with lightly rounded 

 sides, a little narrower anteriorly. 



Antennoi about twice the length of the head, thick, very 

 slightly incrassate, the segments a little narrowed at the 

 base, in the distal half of the appendage a little wider than 

 long, the apical segment large, ovate, as long as the two that 

 precede it. 



Prehasal plate invisible ; hasal plate wide, about four times 



