504 



PROF. C. L. B0ITLENG15E, ON FILARIID 



proper systematic position ; I have, therefore, retained it iu the 

 genus i^i7«ri« s. 1. In some respects it appears allied to certain 

 species known from the mviscular system of Mammals, e. g. 

 Filar ia scapiceps Leidy (Hall, 1916). 



^Specific diagnosis. — Filaria s. ].: Body comparatively short 

 and thick, tapering nearly equally' at both extremities. ^ 



Cuticle finely striated transvei'sely. 



Text-fiffure 12. 



Filaria aramidis, sp. ii. 



A. Anterior extremity ; R. Posterior extremity. Lateral view. X 75. 



Lettering as in the preceding text-figures, ov., loop of ovary. 



Head rounded, bearing four very small submedian papillae ; 

 lateral papillae not seen. 



(Esophagus narrow and simple, i.e., not divided into anterioi' 

 a,nd posterior regions. Nerve-ring close to the anterior extremity. 



Female 25 mm. in length, with a maximum l)readth of about 

 1 mm. Width of head 0*2 mm. The oesophagus has a length of 

 1*1 mm. Posterior extremity rounded ; position of arius uncertain, 

 about 0-15 mm. from the end of the body. 



