436 



FRANK R. LILLIE 



Fig. 14 Sterile free-murtin 13.1 cm. long. X il. From two-sexed pair 17. Col- 

 lected October 9, 1915. Gubernacula are not developed; cf. male of earlier stage 

 (fig. 10). 1, gonad; 2, Wolffian duct; 3, inguinal fold; 4, umbilical artery; 5, 

 ureter; 6, urinogenital sinus; 7, clitoris; 8, allantois. 



