EXPLANATION OF PLATE IV. 



Fig. 1. Aglaophenia megalocarpa, sp. uov. 

 Fig. 2. Plumularia asymmetnca, sp. now Front view. 

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

 Fig. 4. Agloarphenia decumbens, sp. nov. 

 Fig. 5. Halicornaria birostrata, sp. nov. 

 Fio-s. 1-5 x 80. 



