Plate 41. 



Fig. 1. Tima formosa, natural size. Newport, Rhode Island, April 20, 1897. 



(See page 317.) 

 Fig. 2. Tima formosa. Part of the bell-margin. 

 Fig. 3. Tima formosa. One of the marginal lithocysts. 

 Figs. 4 and 5. Eutima coerulea. Figure 5', part of the bell-margin. Key 



West, Florida, May, 1897. 

 Fig. 6. Phortis lactea, mature female. Tortugas, Florida, June, 1898. 



(See page 308.) v 



Drawn from life, by the author. 



