Occasional Papers of the Museum of Zoology 47 



;M. Gaige. One male and two females collected in rotten wood 

 and in the earth. 



Sand Hill Forest. One male in rotten wood, Aug. 19. 

 1914, and two females in Calladium root masses, Aug. 24, 

 1914; F. ]\I. Gaige. 



First Mourie. One female ''collected in ground litter in 

 tree clump," Aug. 6, 1914; F. ^I. Gaige. 



Polylepiscus sp. 



One young and badly broken specimen of this genus was 

 secured. Its poor condition renders it inadvisable to attempt 

 to place or describe it specifically. 



Colombia : San Lorenzo ; Cincinnati Coft'ee Plantation. 

 In a rotten log; July 2, 1913 ; A. S. Pearse. 



Leptodesmidae 



Trachelodesmus angulatus, sp. nov. 



PI. 18. Figs. 123-125 



Metatergites greyish blue, the prozonites paler. Sides just 

 under the keels also greyish blue, the lower part of sides and 

 the venter fulvous. Head with ground yellow ; a network of 

 dark lines over vertex and darker areas below this and in 

 region below level of antennae. Collum also with a network 

 of dark lines. Legs and antennae fulvous. 



Body constricted anteriorly, as usual. 



This species stands apart from others thus far described 

 in the details of the metazonites, as notably in the acute, cau- 

 dally produced caudal angles of all keels from the fifth caudad 

 and the second to fourth also bearing at the caudal angle a 

 caudally directed but less conspicuous tubercle, this uniform 

 with the tubercles of the caudal series. Dorsal surface of 

 metazonites densely granular, with each tvpical one divided 



