92. 



8. Dorsal tooth triangular, small. ....... Dichroiii.'idora Ki'eic, 1^29 



Dorsal tooth S-shaped, lar^e^ Hypodontolainius de i'ian, 1;]86 



(syn. Jotadoixis Cobb, 1920 and Fi;,/uhulaii,ie] l-as Cobb, 1920) 



Four cephalic setae ». ..».,o o . = ,0, .<,»»....=,.. 11 



10. Spicula sitiiple ^.oo...>..»o<,o<,. N^'gmatonchus Cobb, 1933 

 Spicula double. ..,»., .o «»o ==.,=,, , Hhips Cobb, 1920 



11. Aniphids conspicuous, very large, with double contour 



. . . . a . . = . . . o . , « , o £ , , , . , ActinoneiTia Cobb, 1920 



syn; Pareuchromadora Stekhoven & Adam, 1931 

 Amphids inconspicuous, slit-like, with simple contour ^ ,,».,. 12 



12. No lateral differentiations o ,„ o »<,,,, „ Graphonerna Cobb, 1593 

 Lateral differentiations present. « . Neochrom adora Micol., 192[t, . 13 



13. Tooth large, S-shaped j cervical and somatic setae longer than 1 head 

 diametero ,„ = = c .,=, c ,<,»<, , Subg, Trichodorina Wieser, 195U 

 Tooth absent or small, triangular; cervical and somatic setae short 



, o , Subg, Neochromadora s,. str, Wieser, 195U 



9 • A O 9 O 



lU. Cuticle markings homogeneous. ,== c « o«,=. o »,,=.... 15 

 Cuticle markings heterogeneous , , , o , » . , « o . « ^ , . , . . 17 



15. No longitudinal roi^s. .cs»»<!....=..,co».,».c.<..xo 

 Four longitudinal rovjrs Chromadora Bastian, 1365 



16. One dorsal tooth, o = » . » , « = » , » . Pro chromadora Filipjev, 1922 



Punctodors Filipjev, 1930 

 ( Punctodora is very closely related to Proc hromado ra and 

 apparently distinguished from it only by the irregular outline of the 

 dorsal tooth) 



Three teeth ,,,,.,,c. ..»,=, Chromadorina Filipjev, 1918 

 syn, Heterochromadora Wieser^, 1951 



17, Esophageal bulb very large, double, .,..,«,,,.».. .,0 18 

 Esopha.^eal bulb mostly indistinct, if distinct then simply oval , . 19 



18, Spinneret elongate j supplements absent, , Spilophorella Filipjev, 1918 

 Spinneret not elongate; supplements pi esent 



..,,,-,,, o .,, o ,, . Chrofiiadorissa Filipjev, 1917 



o © o 



19. Buccal cavity lar°:6 and deep; no supplements ^ Euchromadora de Man, 1886 



(also Odontocricus Steiner, I9I8 and Dicriconema Steiner & 

 Hoppli, 1926, females only) 

 Buccal cavity narrow and shallow | supplements present , 'o ..... 20 



20. No longitudinal rows, ,.,,,,, Prochromadorella Micoletzky, 192U 

 Well developed longitudinal rows throughout the body 



Chromadorella Filipjev, I9I8 



