180 DISCOVERY REPORTS 



Eucampia balaustium Castracane Coscinodiscus subtilis Ehrenberg 



Corethron criophilum Castracane Chaetoceros atlanticum Cleve 



Dactyliosolen antarcticus Castracane 



St. 542. 20. xii. 30. 62 08' S, 57 28I' W. 100-0 m. 



Temp. -0-17° C. Salinity '34-13 % . />H 8-oi. P 2 5 137. 

 Thalassiosira antarctica Comber Licmophora Lyngbyei (Kiitzing) Grunow ex Van 



Corethron criophilum Castracane Heurck 



Rhizosolenia alata Brightwell Coscinodiscus stellaris Roper 



Fragilariopsis antarctica (Castracane) Hustedt Coscinodiscus bouvet Karsten 



Eucampia balaustium Castracane Biddulphia striata Karsten 



St. 543. 20. xii. 30. 62 16' S, 57 20' W. 100-0 m. 



Temp. 0-30° C. Salinity 34-21 % . pU 8-02. P 2 5 115. 



Corethron criophilum Castracane Actinocyclus intermittens Karsten 



Rhizosolenia alata Brightwell Coscinodiscus stellaris Roper 



Thalassiosira antarctica Comber 



St. 544. 20. xii. 30. 62 26!' S, 57 i$\' W. 100-0 m. 



Temp. -o-o8°C. Salinity 34-28 °/ 00 . pU 8-oo. P 2 5 106. 



Corethron criophilum Castracane Coscinodiscus bouvet Karsten 



Rhizosolenia alata Brightwell Coscinodiscus variolatus Castracane 



Coscinodiscus stellaris Roper Actinocyclus intermittens Karsten 



Fragilariopsis antarctica (Castracane) Hustedt Eucampia balaustium Castracane 



Licmophora Lyngbyei (Kiitzing) Grunow ex Van Biddulphia striata Karsten 

 Heurck 



St. 551. 22. xii. 30. 63 17J' S, 6o° 55!' W. 100-0 m. 



Temp. 0-91° C. Salinity 34-12 °/ 00 . pU 8-02. P 2 5 100. 



Corethron criophilum Castracane Charcotia bifrons (Castracane) Peragallo 



Chaetoceros criophilum Castracane Coscinodiscus stellaris Roper 



Actinocyclus intermittens Karsten Coscinodiscus bouvet Karsten 



St. 552. 22. xii. 30. 63 26!' S, 6o° 45' W. 100-0 m. 



Temp. 0-72° C. Salinity 34-14 °/ 00 . pH 8-02. P 2 5 108. 



Corethron criophilum Castracane Coscinodiscus stellaris Roper 



Thalassiosira antarctica Comber Charcotia bifrons (Castracane) Peragallo 



Fragilariopsis antarctica (Castracane) Hustedt Cocconeis imperatrix Schmidt 

 Rhizosolenia alata Brightwell 



St. 553. 22. xii. 30. 63 33! ' S, 6o° 33V W. 100-0 m. 



Temp. 0-85° C. Salinity 34-18 °/ 00 . />H 8-02. P 2 5 no. 



Corethron criophilum Castracane Rhizosolenia alata Brightwell 



Thalassiosira antarctica Comber Coscinodiscus stellaris Roper 



St. 570. 4. i. 31. 69 07I' S, 99 49! ' W. 100-0 m. 

 Temp. -o-68° C. Salinity 33-10 % . 



Fragilariopsis antarctica (Castracane) Hustedt Actinocyclus intermittens Karsten 



Chaetoceros criophilum Castracane Chaetoceros Chunii Karsten 



Nitzschia seriata Cleve Dactyliosolen antarcticus Castracane 



Coscifjodiscus lentiginosus Janisch Ethmodiscus subtilis Karsten 



