Myriapodu from Derbyshire. 



335 



Chordeumella scutellare bagnalli, var. □. 



T) intensions of the nude. — Length 6*0, breadth 0*6 mm. 



Other external characters. — In all essentials these are the 

 same as those of C. scutellare biolenuinni, though, perhaps, 

 the new variety is rather darker dorsal ly. 



Modified Appendages of the Male : 



Anterior paragonopods (tig. 2). — These show characters 

 intermediate between those of the type of the species and the 

 variety 0. scutellare brblemanni. The appendages are repre- 

 sented by a pair of cunieal processes, the coxal elements, 



Fisr. 3. 



Fiff.2 



Chordeumella scutellare bagnalli. 



Fig. 2. — Anterior paragonopods, x 260. H. K. B.-B. del. 

 Fig. 3.— Sternite and left femorite of the anterior gonopods, x 260. 

 H. K. B.-B. del. 



which bear long apical hairs. A definite indentation of the 

 internal border of each paragonopod, due to an obtuse-angled 

 inward bend of the appendage, corresponds in position to a 

 feeble fold in the case of C. scutellare scutellare. The 

 shoulder opposite the indentation is developed into a rounded 

 pigmented naked projection on the external border of the 

 limb. This projection is the rudiment of a telepodite, but the 

 point of division between telepoditic and coxal elements is 



