2 6 Unhcrsity of Michigan 



site pore. Segments, excepting anterior ones, striate only 

 below, as usual. 



Last tergite evenly convex, caudally obtuse, without trans- 

 verse sulcus. Anal scale strongly angled behind (PI. 13, 

 Fig. 87). 



Number of segments, 56. 



Length, about 36 mm. ; wadth, 2.7 mm. 



British Guiana: First Mourie; July 31, 1914; F. '\l. Gaige. 

 In humus of tree trunk. 



Labba Creek Sand Hills; July 27, 1914; F. ^L Gaige. One 

 female. 



Holotype, M. C. Z., 5,088. 



Epistreptus eustriatusj sp. nov. 

 PI. 13, Figs. 88, 89 



Prozonites typically cinereous or pale bluish-grey, the meta- 

 zonites ordinarily darker, more brownish, with a narrow cau- 

 dal border much deeper in color, ferruginous. Posterior bor- 

 der of last tergite and the elevated borders of anal valves also 

 darker, ferruginous. Antennae and legs fulvou>^. Head with 

 ferruginous background ; a dark band between e}'es ; vertex 

 with network of dark lines. 



A ertigial sulcus ending in a depression at edge of the dark 

 inter-ocular band. Clypeal foveolae 2+2. Eyes elongate 

 transversely, being about 1.66 times wider than high, the inner 

 angle acute, 1.4 times their diameter across. Ocelli about 47 

 in number, in six or seven series; e. g., 11, 10, 9, 7, 5, 3, 2. 

 Antennae, when laid back parallel to median line, scarcely 

 reaching caudal edge of collum. Cardo of mandible with 

 caudo-ventral corner of outer face acutely extended ventrad, 

 the lower margin concave. 



