Trans. N.Z. Inst., Vor. 54. PLATE 43 
Кто. 1.—Upper surface of a rock, looking east, Takapuna. On the north (left) side 
is Chamaesipho columna ; on the south (right) side Mec teat ae spinellus 
Osirea cucullata on detached rock. 
Fra. 2.—Durvillea antarctica association, low-tide belt, Island Bay, Cook Strait. 
Face p. 5 
ә 
8.] 
