Plate 42. 



Fig. 1. JEquorea forskalea, natural size. Tortugas, Florida, May 8, 1906. 



Fig. 2. JEquorea forskalea. An enlarged view of the bell-margin, showing 

 radial-canals, female gonads, tentacles, lithocysts, and excretory 

 pores. 



Fig. 3. JEquorea forskalea. Two of the marginal lithocysts. 



Fig. 4. JEquorea forskalea. Portion of the bell-margin seen from the exum- 

 brella side, showing a radial-canal, re; the ring-canal, r; an 

 excretory pore, ex p; and the velum, v. 



Figs. 5 and 6. JEquorea (variety of forskaleaV). Figure 6, part of the bell- 

 margin of the medusa shown in figure 5. Key West, Florida, 

 June 7, 1897. 



Drawn from life, by the author. 



