Paras. F1I4 



Phasmids opposite esch other and located on tail or in vicinity 



of anus| lips of vulva not protuding. --.-.— ~ 8 



8. Tail as long as or longer than anal body diameter j head with 



■5even or more annules. — 10 



Tail much shorter than anal body diameter; head with five 



annules or less . 9 



9. Lateral field aerolated""' in esophageal region; five annules 

 on head. R. brachyurus Steiner, 1938 



Lateral field not aerolated in esophageal region; three 

 annules on head, rarely four. R. coheni Goodey, 19^2 



10. Stylet knobs anteriorly flattened or slightly concave. 



R. bradys (Steiner and LeHew, 1939) Filpjev, 1936 



Stylet knobs ovoid, anteriorly convex. 



R. blaberus Steiner, 1937 



Species of undetermined status: 



Rotylenchus pararobustus (Schuurmans-Stekhoven and Texmissen, 1938 j 



Filipjev and Schuurmans-Stekhoven, 19Ul. 

 Rotylenchus africanus (Micoletzky, 19l5) Filipjev and Schuurmans- 



S tekhoven, 19U1. 



■*\ransverse body striae extending into or across the lateral field. 



