Oribatei 



397 



Discussion: Collohmannia and Perlohmannia are placed here tenta- 

 tively until more critical study can be made. 



Nanhermanniidae Sellnick, 1924 



Figures 317, 318 



Diagnosis: These mites are elongated, narrow, and have a pouchlike 

 hysterosoma. Anal plates are placed on the venter at the rear; genital 

 plates are located anteriorly and are separated from the anal opening 



Figure 317 Nanhermannia nana (Ni- Figure 318 Nanhermannia elegantiila 



colet). Venter of hysterosoma showing Berlese. Dorsum of female. (After 



division Hne between genital and anal Berlese 1913) 

 plates. 



by a suture between the dorsum and the venter of the hysterosoma. 

 The suture has moved forward on the venter so as not to include the 

 anal opening which actually lies in a ventral portion of the dorsal 

 shield. 



Genus: 



Nanhermannia Berlese, 1913 

 Type, Nothrus nanus Nicolet, 1855 



