TETHYA. 45 



1870 Tethya Lyncurium, Schmidt. Spong. Atlant. Geb., 

 p. 67. 



Habitat. Tidemarks, Westport Bay, Co. Mayo ; 

 and Roundstone, Connemara (N.), Budleigh-Salterton 

 (Carter). 



5. TETHYA SPINOSA, Bow., in, 279; PL LXXXIII, 



figs. 1722. 



6. TETHYA SPINULARIA, Bow., 11, 94; in, PI. XV, figs. 



2330. 



1867 Spinularia tetheoides, Gray. Proc. Zool. Soc., p. 524. 

 1870 Radiella spinularia, Sclimidt. Spong. Atlant. Geb., 

 p. 76. 



Genus 13. HALICNEMIA, Bow., i, 184 ; n, 6. 



HALICNEMIA PATEEA, Bow., n, 96 ; i, PL X, figs. 228 

 233 ; PL XXXII, figs. 363, 364 ; HI, PL XV, 

 figs. 31, 32. 



Genus 14. DICTYOCYLINDRUS, Bow., i, 185; n, 6. 



1. DICTYOCYLINDRUS VENTILABRUM, Bow., n, 100; in, 

 PL XVI, figs. 15. 



1870 Dictyocylindrus ventilabrum, Schmidt. Spong. Atlant. 

 Geb., p. 76. 



2. DICTYOCYLINDRUS RAMOSUS (Mont.), n, 103 ; in, PL 

 XVI, figs. 6 -12. 



1870 Raspailia ramosa, Schmidt. Spong. Atlant. Geb., p. 76. 



