— S22 — 



beaucoup plus considé- 

 rable, d'après moi, lafig. 

 de Schmidt ne peut se 

 rapporter au G. steliaris 

 Roper. 



Coscinodiscus subtilisEh. 



— tuberculatus Grev. 

 Craspedodiscus Môlleri A. S. 

 Cyclotella striata Grun. 

 DU-ladia capreolus £h. 



— mitra Eh. 

 Diploneis interrupta Cl. 



— Smilhii Ci. 

 Endictya oceanica Eb. 

 Goniotbecium odontella Eh. 

 Grammalophora robusta Dipp. 

 Heniiaulas bipons Grun. 



— polymorphus Grun. 



Hercotlieca mamillaris Eh. 

 Hyalodiscns scoticus Grun. 



— subtilis Bail. 

 %leiosira cincta Pant. 



— clavigera (îrun. 



— crenulata Kt3. 



— interjecta Jan. 



Melosira omma Cl. 



— sol Eh. 



— sulcata V. radiata. 

 Navicula abrupta Donk. 



— Hennecleyi W. Sm. 



— Haclistelleri Grun. 



— lyra Eh. 



— prsetexta Eh. var. 

 IVitzchia circumsuta Grun. 

 Ortboneis splendida Grun. 

 Periptera saxogallica J. Br. 



— tetracladia Eh. 

 Ploaria petasiformis Pant. 

 Pyxilla americana Eh. 



— dubia Grun. 

 Rbaphidodiscus microtatos Pant. 

 RapboneiB amphiceros Eh. 



— — var. rhombica. 



— gemmi/era Eh. 

 8tepbanogonia actinoptychus Eh. 

 8ynedra salinaruni Pant. 

 TerpHinoë intermedia car. musica, 

 Xantbiopyxis cingiilata Eh. 



— oblonga Eh. 



— umbonata Grec. 



N"' 651, 652 ROYAL SOUND (Kerguelen) 



Actinocyclas curvatnln* Jan. 



— OLieerianus O'Mea. 



— umboiialus Cast. 



Ampbora angusta var. ventricosa. 



— robusta Greg. 

 AaliKcus cœlalus Bail. 



— reticulotus Grec. 

 Bidtrulpbia aurita Bréb. 



— piiiictala Grev. 



— Roperiana Grev, 



— Weissflo;îii Grun Tar. 

 Cerataaias Smithil Ralfs. 

 Ct'SlodiMcuH genimifer? Cast. var. 

 Cbsetoceros gecatridium Eh . 



Cocconeis costata Greg. 



— dehiscens A. S. var. 



— imperatrix A.S. 



— pseado-mHrginata Grun. 



— scutellum Eh. v. dilatata. 



Coscinodiscus asteromohalus Eh. 



— concinnus W. Sm. 



— dubiosus Grove. 



— elegantulus Grev. 



— griseus Greo. 



— lentiginosus Jan. 



— oculus-iridis Eh. 



— pacifiCHS Ratt. 



— pectinatus Ratt. 



— radiatus Eh, 



