PLATE 39. 



Fig. 42. Gyrocotyle fimbriata, dorsal. Specimen flattened, stained in 

 borax-carmine; cleared in cedar-oil. X 13. 



acet. — acetabulum. 



acet. op. — acetabular opening. 



ant. br. comm. — anterior bridge commissure. 



ant. Int. n. st. — anterior lateral nerve stem. 



gen. notch — genital notch. 



lat. /'.—lateral fold. 



long. n. it. — longitudinal nerve stem. 



ovar. — ovary. 



p. op. — penis opening. 



pen. pap. — penis papilla. 



post. br. comm. — posterior bridge commissure. 



post. gang. Ten. — posterior ganglion knot. 



post. ros. — posterior rosette. 



prox. r. comm. — proximal ring commissure. 



rec. sem. — receptaculuin scniinis. 



ros. n. — "neck" of rosette. 



sh. gl. — shell gland. 



nt. po. — uterine pore. 



vag. — vagina. 



nix def. — vas deferens. 



rit. d. — vitelline duct. 



[450] 



