192 CALIFORNIA ACADEMY OF SCIENCES. 



PLATE LIV. 



SrARGANOrHILUS BENHAMI. 

 11!). Five cross-3ectious through various i)arts of the body. 



a. Through posterior part of pharynx in somite v. s. ;//. dorsal septal glands. I. .<. gl. lower septal glands. 

 I). Through spermathecne and somites viii and ix. 

 c Through somite x. t. r. r. tube of ciliated rosette. 

 tl. Through oviduct, somite xiv with sperm-sacs. 



f. Through clitellum in somite xix, showing tuberoulii (lubertati.^. el. c. 1 long clitellar cells. <•/. c. 3 short 

 clitellar cells, spd. spermduct running below the muscular layers. 



