Trans. C cam Ac acl. S cl Vol. IX, 



PLATE XII. 



-cm 



-Im- 



-cm' e 



-en lm..__. 



np i 



7 cm 





-- --■-??/* 







cm 



(fMM//i 



Im 



8 



mif: 





® 



W.R.Coe, del. 



E Crisand, lith.,Ne-wHaveu,Ct.. 



