92 CALIFORNIA ACADEMY OF SCIENCES. 



PLATE XXX. 



PHCENICODRILUS TASTE. 



lA. Semi-dingiammatic view of the body in a lougituiliiml vertical section, sbowing the position and proportion of 

 the various oryans. phx. pharynx, nl. yl. salivary glands, sji-gl. septal glands, up. x. sperm-sacs. <-/. cli- 

 tellnui. h. hearts and dorsal vessel. «■. cesophagns. sjilh. sperniathecn. dirt, divertienlum of usophngus. 

 t. testes, si. sacculated intestine. ?. ovipore. ov. ovary. <? male pore. 



IB. View of the interior organs, the body-wall being laid open from above. On the right hand side the sperm- 

 sacs have been removed in order to show the underlying organs. The letters indicate the same as in tigure 

 one. The shaded part of somites xiv to xviii indicate the clitellum proper, ac. accessory copulatory papillw 



around the outer seta' in somite xiv. 



2. Longitudinal section through some of the anterior somites, from a section lateral to the (esophagns, illustrating 

 the connection between the sei)tal and sujira osophagal glands and their dutts, which all open into the upper 

 wall of the pharynx, s. septum. Inl. u-. body-wall. sLr/l. salivary or supra pharyngeal glands, s. gl. sep- 

 tal glands. 



;{. Spermatheca in outline. 



4. The spermdnct and male pore viewed from above or from the interior of the body. Both are covered by the 

 longitudinal muscles, as well as by numerous arciform muscles. 



