84 CALIFORNIA ACADEMY OF SCIENCES. 



1. d. hiinen of digestive tube. 



/. p. lateral processes of papilla. 



m. c. migratory cell passing through epithelial lining of vessel. 



m. c' . migratory cell in test. 



m. fa. migratory cells within the vessels. 



m. I'., c. median ciliated cells. 



m. I. h. middle intermediary band. 



m. (J. c. middle glandular cushion. 



n. nucleus of "swarm spores." 



71-. probable nucleus of parent parasite on tentacle of host. 



ee. oesophagus. 



o. g. c. outer glandular cushion. 



o. /. h. outer intermediary band. 



ov. ovary. 



Ij. inner end of connecting duct of papilla. 



pc. pericardium. 



p. b. g. peripharyngeal baud. 



re. rectum. 



r. m. radial muscle fibres. 



sep. Septum of stolonic vessel. 



St. stomach. 



.s/'. cells transitional from stomach to duodenum. 



sti. branchial stigmata. 



St. V. stolonic vessels. 



t. tentacles. 



t. p. pouches of testis. 



tr. V. transverse vessel. 



is. test. 



w. d. wall of digestive tube. 



X. large banded cells in blood sinus oi;tside digestive tube. 



x' . same cells passing through wall of same. 



x". same cells within lumen of same. 



y. " i^lyoric gland." 



y. p. s. yellow pigment spots. 



2. z' . line of contact between two testicular masses. 



