On THE PITHOPHORACEA. 71 
INDEX OF SPECIES AND SYNONYMS. 
Page 
Ceramium Roettleri Roth : 66. 
Conferva (Cladophora) oedogonia Mont. 55. 
Cladophora acrosperma Kiitz. 66. 
» Oedogonia Mont. 55. 
» Roettleri Kitz. 166: 
» sumatrana v. Mart. .» 48. 
» Zelleri v. Mart. 64. 
Pithophora cequalis nob. 50. 
» Cleveana nob. 58. 
» kewensis nob. : 52. 
» oedogoma (Mont.) aoe 2 PDD. 
» polymorpha nob. Slo 
» Roettleri (Roth) nob. 66. 
» sumatrana (v. Mart.) om 48. 
» Zelleri (v. Mart.) nob. 64. 
ABBREVIATIONS. 
ay. = average. — c. m. = centimeter. — fig. or figs. = figure or figures. — 
1. = length. — w = 0,001 millimeter. — pag. = page or pages. — par. or parag. 
= paragraph. — pl. = plate. — th. 
= thickness. 
