182 DISCOVERY REPORTS 



St. 580. 10. i. 31. 67°4iVS, 75 56A' W. 100-0 m. 



Temp. — o-io° C. Salinity 33-24 °/ 00 . 



Corethron criophilum Castracane Fragilariopsis antarctica (Castracane) Hustedt 



Rhizosolenia alata Brightwell Tlialassiosira antarctica Comber 



C/iaetoceros neglectum Karsten Chaetoceros criophilum Castracane 



Rhizosolenia Chunii Karsten Biddulphia striata Karsten 



Nitzschia seriata Cleve Eucampia balaustium Castracane 



Chaetoceros dichaeta Ehrenberg Rhizosolenia truncata Karsten 



Rhizosolenia polydactyla Castracane Asteromphalus Hookerii Ehrenberg 



St. 615. 13. ii. 31. 6o° 55^' S, 47° s$Y W. 100-0 m. 



Temp. — o-68° C. Salinity 32-73 °/ 00 . 

 Corethron criophilum Castracane Rhizosolenia alata Brightwell 



Ethmodiscus suhtilis Karsten Coscinodiscus stellaris Roper 



Chaetoceros criophilum Castracane Fragilariopsis antarctica (Castracane) Hustedt 



St. 617. 18. ii. 31. 6o° 22' S, 45 40' W. 100-0 m. 

 Temp. -0-92° C. Salinity 33-44 °/ 00 . 



Corethron criophilum Castracane Coscinodiscus stellaris Roper 



Fragilariopsis antarctica (Castracane) Hustedt 



St. 619. 19. ii. 31. 59 33' S, 43 07I' W. 100-0 m. 



Temp. -0-52° C. Salinity 32-79 °/ 00 . 

 Corethron criophilum Castracane Coscinodiscus stellaris Roper 



Chaetoceros criophilum Castracane Ethmodiscus subtilis Karsten 



Fragilariopsis antarctica (Castracane) Hustedt Asteromphalus Hookerii Ehrenberg 



St. 626. 22. ii. 31. 57 22' S, 26 29I' W. 100-0 m. 



Temp. — 0-09° C. Salinity 33-62 °/ 00 . 

 Corethron criophilum Castracane Chaetoceros criophilum Castracane 



St. 659. 26. hi. 31. 53 56A' S, 40° 09 1' W. 100-0 m. 

 Temp. 2-76° C. Salinity 33-89 % . pU 7-98. 



Rhizosolenia alata Brightwell Rhizosolenia hebetata Bailey 



Rhizosolenia curvata Zacharias Fragilariopsis antarctica (Castracane) Hustedt 



Chaetoceros criophilum Castracane Coscinodiscus lineatus Ehrenberg 



Rhizosolenia simplex Karsten Dactyliosolen antarcticus Castracane 

 Coscinodiscus oculoides Karsten 



St. 661. 2. iv. 31. 57 36' S, 29 45' W. 100-0 m. 



Temp. -o-8i°C. Salinity 33-33 %o- P^T91- P 2 5 105. N0 3 510. 

 Chaetoceros criophilum Castracane Coscinodiscus oculoides Karsten 



Rhizosolenia styliformis Brightwell Dactyliosolen antarcticus Castracane 



Asteromphalus Hookerii Ehrenberg Coscinodiscus curvatulus Grunow 



Corethron criophilum Castracane Asteromphalus heptactis (Brebisson) Ralfs 



Fragilariopsis antarctica (Castracane) Hustedt Ethmodiscus subtilis Karsten 



Rhizosolenia hebetata Bailey Charcotia bifrons (Castracane) M. Peragallo 



