„ an extraordinary Introfufception . 31 1 
ff. The figmoid flexure of the colon., containing the intro- 
fufcepted portion of the alimentary canal. 
g. The reftum diftended with the fame. 
h . The anus. 
//. Small inteftines of the natural frze and healthy appearance. 
TAB. VIII* 
The fame view, with the figmoid flexure laid open, and the 
edges turned back, to fhew the contained parts ; and likewife 
the introfufcepted colon laid open, to difplay the unin verted 
ileum and appendix vermiformis contained within it. 
aaaa . Internal fur face of the figmoid flexure of the colon 
fpread open. 
bbbb. The external furface (by the inverfion now become 
internal) of the great arch of the colon within the figmoid 
flexure fpread open. 
c c. Part of the ileum uninverted* 
d . Appendix caeci uninverted. 
e e. A probe piercing the diftended ileum, paffed within the 
band, and brought out in another portion of the ileum, con- 
tained within the inverted colon below the band. 
ff K blow -pipe paffed through the valve of the colon, 
where it opened into the redtum, and brought out through the 
coats of the ileum above. 
gg+ A probe paffed into the natural opening of the appendix 
caeci, and brought out above. 
h h. The caecum inverted* 
