Proc. R.I.Acad.., Vol. XXXI. 



Part 15, Plate VIII. 



1, 2 Codium tomentosum. 



3-5 C. mucronatum var, atlanticum. 



6 ,, ,, ,, Novae Zelandiae. 



7 ,, ,, ,, tasmanicu7n. 



8 ,, ,, ,, catifornicum. 



Clare Island Survey. — Cotton: Marine Algae. 



