87. 



Subfamily CMIPYLAIMINAT^ Chi Wood, 1937 

 (Key to genera) 



1. Tlouth opoiiing terminal Pseudolella Cobb, 1920 



Nouth opening on dorsal side of head ..... Ca'-ipylaiirus Cobb, 1920 



Subfamily DIPLOPELTINAE Rauther, 1930 

 (Key to genera after Gerlach, 1950) 



1. Amphids loop-shaped 2 



Amphids spiral or hidden spiral which appears as a closed loop. . . 3 



2. Amphid situated on a cuticularized plaque . . . Diplooeltis Cobb, 1905 

 Amphid not situated on a cuticularized plaque 

 Diplopeltula Gerlach, 1950 



3. Amphids spiral \x 



Amphids hidden spiral appearing as a closed loop 5 



U. Amphids large almost occupying the entire width of the head 



Tarvaia Allgen, 193U 



Amphids small Aanaeolaimus Filipjev, I916 



5. Amphid situated on a cuticularized plaaue Didelta Cobb, 1920 



Amphid not situated on a cuticularized plaque 

 Disconema Filipjev, I918 



