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. lat. n. st. anterior lateral nerve stem. 



gen. notch genital notch. 



lat. f. lateral fold. 



long. n. st. 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. receptaculum seminis. 



ros. n. "neck" of rosette. 



sh. gl. shell gland. 



ut. po. uterine pore. 



vag. vagina. 



vas def. vas deferens. 



vit. d. vitelline duct. 



[4501 



