114 University oj Michigan 



Plate XVI 



Orthoporus gaigci, sp. nov. 

 Fig. 104. Anal scale, x 17. 



Orthoporus foliatus, sp. nov. 

 Fig. 105. Collum, etc., of female, lateral view, x 13. 



Rhinocricus anibhis. sp. nov. 



Fig. 106. Caudal end of body, lateral view, male, x 17. 



Fig. 107. The same, dorsal view, x 17. 



Fig. 108. Gonopods of male, anterior view, the left posterior gonopod 

 omitted, x 30. 



Microspirobolus tridcns, sp. nov. 

 Fig. 109. Gonopods of male, paratype, .interior view, x 45. 



