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EXPÉDITION ANTARCTIQUE BELGE 



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Antarctic Species 



CHEILOSTOMATA 



Catenicella frigida sp. nov 



Bugula bicornis Busk 



— reticulata Busk 



— reticulata, var. spinosa nov. . . 



— tricornis sp. nov 



Scrupocellaria funiculata (MacG.) . . . 



— antarctica sp. nov. . . . 



Bretlia longa nov 



Flustra flagellata nov 



Beania erecta nov 



Membranipora irrcgularis d'Orb 



— incruslans Waters. . . . 



uniserialis nov 



slrigosa nov 



Chaperia cervicornîs (Busk) 



— patulosa nov 



— cylindraeea B., var. protecla nov. 

 Cellaria Dcnnanli Mari; 



— dubia Busk 



— tota nov 



Megapora ? hyalina nov 



\h, reluira coreacect Esper 



brevissima nov 



Crihrilina projecta nov 



Microporella parvipora nov 



— exigua nov 



pruxiina nov 



triiiercis nov 



— tlirin-iiitta Canu 



Lepralia frigida nov 



Schteoporella Ridleyi MacG 



simplex d'Orb 



— hosteensis Jullien 



gelida nov 



Cyclicopora polaris nov 



Hippothoa divaricata Lainx 



— dislans MacG 



Systenopora contraria sp. nov 



Cellarinella forcolala nov 



— noditlata nov 



— dubia nov 



Bifaxaria denliculata Busk 



— rnstica d'Orb 



Siniiiia marsupium MacG 



— reticulata MacG 



— marioiiensis var 



— Landsborovii Johnst., var. 



personata II. 



— crozetensis nom. nov 



— antarctica nov 



— coiihpicuu nov 



— tripora nov 



— praestita nov 



— inclusa nov 



— directa nov 



— crassatina nov 



— pileata nov 



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