432 



[October, 



Phillipine Islands . 



*Amphitetras favosa, H. et B. 

 Amphora libyca, Ehr. 

 *Campylodiscus Kiitzinsii, H. et B. 

 Coscinodiscus linearis, Ehr. 

 Denticella Biddulphia, " 

 Gallionella sulcata, " 



Grammatophora oceanica, Ehr. 



Coscinodiscus excentricus, Ehr. 



' marginatus " 



Gallionella sulcata, " 



Grammatophora oceanica, " 

 *Isthmia minima, H. et B-. 



Navicula elongata, Ehr. 



" Lyra, *' 

 Pinnularia didyma, ' 

 Surirella fastuosa <' 

 Tetragramma asiatica, Ehr. 

 *Triceratium orientale, H. et B. 

 Dictyocha splendens. 

 Spongiolites Agaricus. 



Sooloo Sea. 



Surirella fastuosa, Ehr. 

 Triceratium Favus, &. acuminatus, Bail. 

 Spongiolites Agaricus, Ehr. In situ, 

 forming bunches in the tissue of a 

 sponge. 



Wilson^s Island. 

 PouMouTA Group. 



Climacosphaenia australis, Kiitz. 

 Podocystis ndriatica, Kiitz. 



Climacosphaenia australis, Kiitz. 

 *Cocconeis Parmula, H. et B. 

 Denticella Biddiilphia ? Ehr. 

 Grammatophora oceanica, Ehr. 

 Gallionella sulcata, " 



*Hyalo3ira punctata, H. et B. 



Denticella Biddulphia ? Ehr. 

 Epithemia musculus, Kiitz. 



Stauroptera aspera, Ehr. 

 Pinnularia didyma, 



a 



Tahiti. 

 ' Navicula Sigma, Ehr. 

 Podocystis adriatica, Kiitz. 

 Stauroptera aspera, Ehr. 

 Triceratium concavum, H. et B. 

 Epithemia musculus, Kiitz. 



Ton^atahoo. 



Grammatophora oceanica, Ehr. 

 Synedra superba, Kiitz. 



ISfew Zealand. 



A large collection of marine Algag from New Zealand was examined, but no 

 Diatomaceac could be detected adhering to them. 



'Those marked thus (*) are believed to be new, and are described on page 430. 



