DESCRIPTION OF FIGURES 53 TO 56 

 Histobgic appearance of the papillomas of the green turtle, Chrlonia mydas. 



Fic. Si. — The hyperplastic epithelium of a cutaneous pap- Fic. 54. — Arborescent papilloma ^r(>\^inl.' on the comet, 



ffloom rests on a denw supporting stroma. Mag. X 150. Mag. X 5. 



Papilloma of the musk turtle, Sternotharrus odoratus. 



Vk. 55. — Comntfy lobulated papilloma on the (li.r-uni of Fig. 56. — Section of the papilloma showing hyperkeratosis 



the taSL ling. X 4. and parakeratosis of the epithelium Long pegs of epithelial 



cells penetrate deepl> int.. ilu supporting stroma of loose, 

 well vascularized connective ii>sue. Mag. X 70. 



744 



