PLATE LY. 
Figs. 1-7. NEcTrRIA OCELLIFERA (Lamarck), Gray, 
Abactinal aspect ; magnified 15 diameters. 
Actinal aspect ; magnified 14 diameters. te 
Abactinal aspect of a younger example; magnified 3 diameters. 
Actinal aspect of the same ; magnified 3 diameters. 
Abactinal aspect of a young example; magnified 3 diameters. aay 
A portion of the abactinal surface of the adult ; magnified 9 diameters. 
. 
Adambulacral plates and adjacent portion of the actinal surface > magni- 
fied 9 diameters. 
