guinea fowl; intestine and ceca), 45 to 65 by 18 to 24, or by 28 to 32, 
according to some writers; C. collare (chicken; intestine), 66 by 30; 
C. meleagris (turkey; intestine and ceca), 54 to 56 by 25 to 27; 
o.i mm. 
Fig. 62. Heterakis papillosa. Eggs from uterus. Adapted from Lane, 1918. 
C. contorta (duck; esophagus and crop), 48 to 56 by 21 to 28 (Fig 63); 
C. anatis (goose; intestine and ceca), 42 to 46 by 24 to 25; C. dujardini 
Fig. 63. Capillaria contorta. Eggs, x 300. From Railliet, 1893. 
(pigeon; intestine), 53 to 56 by 28 to 32; C. strumosa (chicken; 
esophagus and trachea), 60 to 66 by 28. 
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