EXPLANATION OF PLATE IV. 



Fig. 1. Aglaophenia megalocarpa, sp. uov. 

 Fig. 2. Plumnlaria asymmetrica, sp. uov. Front view. 

 Fig. 3. Plumularia asymmetrica, sp. nov. Side view. 

 Fig. 4. Agloaphenia decumbens, sp. nov. 

 Fig. 5. Halicornaria birostrata, sp. uov. 

 Figs. 1-5 x 80. 



