ALIMENTARY CANAL 



27 



straight large intestine of the crocodile by its convoluted 

 course. So too with the gallinaceous bird (fig. 10), where 



FIG. 9. Cliauna cliacaria ; ALIMENTARY TEACT. 



s, proveutriculus : g. glandular tract : </. duodenal loop ; l-l, large loop of small 

 intestine ; y, vitelline dtift : c, caeca ; Li, large intestine ; p.v, portal vein ; r.v, 

 rectal vein. (After CHALMKRS MITCHELL.) 



FK;. 10. Argus gic/finti'iix, CHICK; INTESTINAL 

 (AFTER CHALMERS MITCHELL). 



