Chamberlin — Spiroboloid Diplopods from Australia. 39 



by numerous lunate and semicircular impressions in and along and also 

 in front of the furrow, being more abundant than in immigrans and also 

 rather more pronounced. 



Anal segment as in the preceding form, but the valves rather less 

 convex. 



Number of segments ( 9 ), forty-seven. 



Length, 31 mm.; width, 2.7 mm. 



Locality.— Australia: N. S. W.: Southerland. (Prof. W. M. Wheeler, 

 September 14, 1914.) Type, M. C. Z., 4,842. 



