EXPLANATION OP PLATE VI. 



Fig. 1. Acjlaophpuia JioweiisiK, Briggs. Photogi'aph of the holotype, 6 

 cm. in height, from Middle Beach, Lord Howe Island. 



2. AgJaophenoj^sis vaga, Briggs. Photograph of the holotype, 16 cm. 



in height, from off Botany Bay, New South Wales, 50 

 fathoms. 



3. Halicornarla asciilioides (Bale). Photograph of a specimen, 10"5 



cm. in height, from Lord Howe Island. 



