THE SHORE FAUNA OF CARDIGAN BAY. 107 



S. ornata, Holdswortli. This rare Actinian has occurred in pools at 

 extreme low water, on reefs below the University. (C. L. W.) 

 See Journal Marine Biological Association, October,' 1911. pp. 

 236-237. 



Tealia coriacea, Cuvier. Not common, but occurs in favourable situations 

 as in pools at Clarach, which are sheltered by large shelving rocks ; 

 there specimens of large size may be seen. One individual 

 observed among Mussels at Mochras. (C. L. W.) 



ECHINODERMATA. 

 Henricia sanguinolenta, 0. F. Miiller. One specimen. Aberystwyth ; 



extreme low water, February, 1913. (C. L. W.) 

 Asterias rubens, Linnseus. Has been common 1898 and 1901-5, but 



now scarce, Aberystwyth. (H. J. F.) Sometimes occurs on the 



seaward Mussel beds, Aberdovey. (C. L. AV.) 

 Amphiura sp. Not uncommon under stones. (C, L, AV.) 

 Ophiothrix fragilis, 0. F. Miiller. A number were observed under stones 



among Laminaria during the abnormally low tides of February, 



1913. (C. L. W.) 



TURBELLAKIA. 



Fovia affinis, Stimpson. Under stones, near Harbour, Aberystwyth. 



(C.L. W.) 

 Leptoplana tremellaris, 0. F. Miiller. Common. (C. L. W.) 



NEMERTINI. 



Amphiporus lactifloreus, Johnston. Aberystwyth. (C. L. W.) 

 Lineus longissimus, Gunn. Aberystwyth. (H. J. F.) 

 Tetrastemma sp. Aberystwyth. (C. L. W.) 

 Dinophiliis tseniatus, Harmer. Aberystwyth. (H. J. F.) 



POLYCH^TA. 



Lagisca floccosa, Savigny. Aberystwyth. (C. L. W.) 



Harmothoe imbricata, Linnseus. Gwbert-on-Sea, two specimens. 



(C. L. W.) Central dorsal area dark, margins pale. 

 Eulalia viridis, Miiller. Frequent on reefs and with SabeUaria. (C. L. W.) 

 Psamathe fusca, Johnston. Aberystwyth. (C. L. W.) 

 Castaha punctata, Miiller. Clarach, with ova, June 9th, 1910. (C. L. W.) 

 Nereis pelagica, Linnaeus. Aberystwyth. (C. L. W.) 

 Lysidice sp. Aberystwyth. (C. L. W.) 

 Terebella sp. Fairly common. Aberystwyth. (C. L. W.) 



