40 



LUJSG-FLUKES. 



liver eventually becomes soft and friable. Flukes are of course 

 to be found in the diseased organs in numbers, the writer 



D£V£lOPMEA/r. 



OVUM 0) 



CI LIAT£D LARVA (/J 



SPOROCYST 0) 



WHe/^E FOUND. 



//V EXCJfETA S= GROUND. 



/N WATER 8^ MANTLE 

 CA VITY OF LIMN/£US. 



\ /N MANTLE CAVFTY 

 OF L/MNi€.US. 



/M THE V/ATER. 



ON GRASS BY WATER SIDE. 



SEYUAL ADUL I S IN BILE DUCTS &: LIVER. 



{so - /sol 



I 



rOM (2.250.000 ro i-oooooo) 

 Fig. 9. — Diagram showing Life-history of Liver-Fluke. 



having taken as many as seventy from one lamb's liver and 

 bile-duct. 



Lung-Flukes. — Sometimes flukes are found in the luno-s of 



