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American Midland Naturalist Monograph No. 1 



Denticles arranged 2 / 2 with only about four large ones in each file. Denticles 

 placed on about the distal half. Length, 0.22 to 0.30. 



Folds. — Coxal and supracoxal folds present. 



Grooves. — The dorso-ventral, preanal, transverse postanal and median 

 postanal grooves present. 



Sexual opening. — At the level of the intervals between coxae I and II. 



Eyes. — Absent. 



Anus. — In an elliptical frame. 



HOSTS AND DISTRIBUTION 



The literature of this species reveals no hosts other than man and domes- 

 tic fowls. 



Fig. 46. OrnilhoJoros rudis Karsch. A, Hypostome of adult. B, Leg I of adult. 

 C, Leg IV of adult. D, Capitulum of larva, ventral view. E, Larva, dorsal view. 



