SYSTEMATIC INDEX 



Fam. 12. CHAETOSOMATIDAE 



1. Chaetosoma Claparede . . . 



2. Draconema Cobb .... 



3. Prochaetosoma nom. no v. . '. ' . 



4. Notochaetosoma Irwin-Smith . . 



Fam. 13. DESMOSCOLECIDAE 



1. Desmoscolex Claparede 



2. Tricoma Cobb . 



3. Evdesmoscolex Steiner 



4. Greeffiella Cobb . 



5. Richtersia Steiner 



Fam. 14. ONCHOLAIMIDAE 

 Subfam 1. Oncholaiminae 



1. Oncholaimus Dujardin 



2. Paroncholaimus Filipjev 



3. Oncholaimellus de Man 



xxui 



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