THE BRACHIOPODA. 



399 



Fig. 116.— Lateral view of the viscera of Waldheimia australis (after Hancock, " On 

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

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

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

 hepatic mass; $, intestine ending caecally below; v, so-called " auricles;" <?, the 

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

 fixed at the back of the stomach; z, oesophageal ganglia; i,j, adductor; k, divari- 

 cator ; I, adjustor muscles ; n, peduncles. 



