DIPLOPODA OF LIGURIA 51 5 > 



I have great pleasure in dedicating- this new and interesting 

 little species to H. B. M. Consul Montagu Y. Brown to whose 

 hos{)itality Mr. Thomas was indebted for the opportunity of 

 making a collection on the promontory of Portofino. 



Supplementary Note upon some Diplopoda obtaiued in Nortli Italj and Switzer- 

 land bj Mr, (). THOMAS during the spring of 1891. 



Family POLYDESMIDAE. 

 1. Polyclesmus Ihoinasii, sp. n. 



(FitJ. 7) 



Of medium size. 



Colour when alive pale rosy pink, a pale brownish red in 

 alcohol: legs pale. 



The upper surface of the body polished, the normal sculptu- 

 ring tolerably well defined, the setae short. The first tergile 

 almost without sculpturing, the anterior angles widely convex. 

 The keels of the rest of the segments about on a level with 

 the summit of the back, horizontal or sloped upwards posteriorly; 

 the anterior angles wide, well developed and rounded; the 

 external margin very liglitly convex, parallel in a general way 

 with the long axis of the body and scarcely denticulate; the 

 posterior angle nearly square in the 2"^ - 5^'^ segments, from the 

 6'^ to the end gradually produced backwards. 



Copulatory feet of the c/" as in fig. 7. 



Length 14.5 mm. 



Locality: Lucerne; Vitznau, on the lake of Lucerne 



Allied to P. laurae, Pocock , but certainly differing in the 

 form of its copulatory feet. 



2. l^olyclesnius astheiiestatus, sp. n. 



{Fig. 8) 



cf^. Colour (in alcohol) testaceous. 

 Of small size and slender build. 

 The antennae strongly davate. 



