522 



MR JAMES RITCHIE 



Cape Colony — rant. 



(b) 8 miles K of Dassen Island. 18th May 1904. 



Sertularella filiformis, var. reticulata, n. var. 



(c) Saldanha Bay. 21st May 1904. 



* Podocoryne carnea, Sars. 



* Halecium halecinum, Linn. 

 Thujaria pectinate/,, Allm. 

 Sertularella arbor ea, Kirch. 



* Antennularia hartlauhi, n. sp. 



* Antennopsis scotice, n. sp. 



* Plumularia unilateralis, n. sp. 

 Aglaophenia dichotoma (Johns.). 



St Helena. 



Halecium robustum, Allm. 

 ,, tenellum, Hinks. 



The systematic grouping of the species represented in the Scotia collection is 

 as follows : — 



I. GYMNOBLASTEA. 



Family Podocorynid^;. 



Podocoryne carnea, Sars, 1846. 



Halecium beanii, Johns., 1847. 

 „ halecinum, Linn., 1758. 

 ,, robustum, Allm., 1888. 



II. CALYPTOBLASTEA. 



Family Haleciid^;. 



Halecium tenellum, Hinks, 1861. 

 „ interpolatum, n. sp. 



Family Campanulariid^e. 



Campanularia angulata, Hinks, 1861. 

 ,, tincta, Hinks, 1861. 



sp. 

 Obelia geniculata, Linn.. 1758. 

 „ longissima, Pall, 1766. 



Lafoea antarctica, Hartlauh, 1905. 

 ,, gracillima (Alder, 1857). 



Silicularia hemisphserica, Allm., 1888. 

 Hebella striata, Allm., 1888. 



,, striata, var. plana, n. var. 

 Calycella syringa, Linn. 



Family Lafoeim:. 



Grammaria magellanica, Allm., 1888. 

 Brucella armata, n. gen. et sp. 



Family SertulariiD/E. 



Sertularella arborea, Kirch., 1884. 

 ,, contorta, Kirch., 1884. 



„ filiformis, var. reticulata, n. var. 



,, gayi, Lamx., 1821. 



„ tenella (Alder, 1857). 



Sertularella, tricuspidafa (Alder, 1856). 



„ rectitheca, n. sp. 



Thujaria pectinata, Allm., 1888. 

 Synthecium robustum, Nutt., 1904. 

 Staurotheca reticulata, n. sp. 



