FIGURE 14 in Four palaeonemerteans (Nemertea: Anopla) from a tidal flat in middle Honshu, Japan

FIGURE 14. Callinera nishikawai sp. nov. Holotype, female, ZIHU­3133. A, transverse section through the intestinal region showing the circular muscle layer around the intestine (indicated by the arrowhead). B, transverse section through an intestinal sphincter. C, higher magnification of part of B. D, transverse section showing the nephridial gland in the lateral vessel (indicated by the arrowhead). E, transverse section showing the excretory collecting tubule. F, transverse section through the nephridiopore. G, transverse section through an ovary; arrowheads indicate acidophilic granules around the gonopore. CT, connective tissue; DP, intestinal diaphragm; EP, epidermis; EX, excretory collecting tubule; GP, gonopore; IC, body­wall inner circular muscle layer; IN, intestine; IS, intestinal sphincter; LM, body­wall longitudinal muscle layer; LN, lateral nerve cord; LO, lateral sensory organ; LV, lateral blood vessel; NP, nephridiopore; OV, ovum.