68 
CERAMIACE. 
Baia, Harvey, 1843. 
Ballia callitricha Montagne. 
Ballia callitricha, Hook. f. and Harv., Fl. N.Z., ii, 1855, p. 257. 
Spacelaria callitricha C. Agardh, Sp. Alg., ii, 1820-27, p. 23. 
Ballia hombroniana Mont., in Voy. au Pole Sud, Botan., ii, 1845, 
p. 94. 
Ballia brunonia Harv., Fl. Antarct., i, 1845, pp. 78 and 182. 
Stations 2, 83, Chatham Islands. Some small sterile specimens 
from Station 2 are epiphytic on the base of Marginaria. 
(All south-temperate and subantarctic seas.) 
Euptitota, Kiitzing, 1847. 
Euptilota formosissima Kiitzing. 
Euptilota formosissima Kiitzing, Bot. Zeitg., 1847, p. 36. 
Ptilota formosissima Mont., Voy. au Pole Sud, Botan. i, p. 97 ; Hook. 
f, and Harv., Fl. N.Z., ii, 1855, p. 257. 
Station 6. 
(Chatham Islands, New Zealand.) 
GriFFiITHsiA, C. Agardh, 1817. 
Griffithsia Sonderiana J. Agardh. 
Griffithsia setacea Hook. f. and Harv., Fl. N.Z., ii, 1855, p. 258. 
Griffithsia Sonderiana J. Agardh, Epicr. Florid., 1876, p. 62. 
Chatham Islands. 
(New Zealand.) 
RHODYMENIACEA. 
Piocamium, Lyngbye. 
Plocamium dispermum Harvey. 
Plocamium dispermum Hook. f. and Harv., Fl. N.Z., ii, 1855, p. 246. 
Station 9. 
A fragment of Plocamiuwm, probably the same species, was dredged 
at Station 83. 
(New Zealand.) 
Plocamium brachiocarpum Kiitzing. 
Plocamium brachiocarpum Kiitzing, Sp. Alg., 1849, p. 885. 
Plocamium coccineum (partim) Hook. f. and Harv., Fl. N.Z., ii, 1855, 
p. 246. 
Chatham Islands. 
(New Zealand.) 
