THE BRACHIOPODA. 



399 



Fig. 116.— Lateral view of the viscera of Waldheimia australis (after Hancock. ;i On 

 the Organization of the Brachiopoda," " Phil. Trans.," 1858). a, " dorsal " layer 

 of mantle; 6, "ventral " layer; c, anterior walls of the body between the mantle 

 lobes; d, arms; p, gullet; q, stomach with cut biliary ducts of the left side; r, rierht 

 hepatic mass; s, intestine ending ca?cally below; v, so-called " auricles; " o, the 

 right " pseudo-heart, 11 the left being almost wholly removed ; w. pyriform vesicle 

 fixed at the back of the stomach; z, oesophageal ganglia; «',,/', adductor; *, divari- 

 cator ; I, adjustor muscles ; n, peduncles. 



26 



