LIST OF ILL USTRA TIONS. xiii 



FIG. PAGE 



112. THE ROSTRUM OF MESOPLODON ... ... 2IO 



113. SECTION OF A PYTHON'S TOOTH .. ... 211 



114. LEUCOCYTES ATTACKING BACILLI ... ... 2l8 



115. LEUCOCYTES INGESTING BACILLI ... ... 219 



1 1 6. CYSTIC KIDNEY OF A TERRIER ... ... 229 



Iiy. THE CLOACA OF A HEN WITH CYST ... .-.231 



1 1 8. TRACHEAL POUCH OF THE EMU ... ... 232 



119. AN ACTINOMYCES TUFT ... ... ... 235 



120. SARCOMA IN THE NECK OF A FOWL ... 237 



121. MICROSCOPICAL CHARACTERS OF A SARCOMA ... 239 



122. MICROSCOPICAL CHARACTERS OF AN EPITHELIAL 



TUMOUR ... ... ... ... 243 



123. CANCER IN A PHALANGER ... ... ... 247 



124. ARTICULAR CARTILAGE OF A PIG WITH GUANIN 



GOUT ... ... ... ... 257 



125. GOUTY FOOT OF A PARROT ... ... ... 258 



126. AN ENDEMIC CRETIN ... ... ... 260 



127. A SPORADIC CRETIN ... ... ... ... 261 



128. A CALF-CRETIN ... ... ... ... 262 



129. PTAH ... ... ... ... ... 264 



130. MOUSE WITH CUTANEOUS HORN ... ... 267 



131. SECTION OF HORN ... ... ... ... 267 



132. HEAD OF A MOUSE WITH WART HORN ... 268 



133. HEAD OF A SHEEP WITH WART HORN ... ... 269 



134. HEAD AND LEG OF A THRUSH WITH WART HORN 270 



135. HEAD OF A LEPER ... ... ... ... 272 



