Amphiura abernethyi sp.nov., characterized by widely separated radial shields, an almost naked adoral disc, and lateral arm-plates bearing five arm-spines, is described from material trawled in Cook Strait from 50 fathoms. Ophiactis cuspidata Lyman, previously known from the "Challenger" dredgings off the Kermadec Islands, is reported from the Tasman Sea, at a point 400 miles north-west of Wellington, where it was taken in 600 fathoms. Ophiopteris antipodum Smith is recorded from 400 fathoms, off Timaru; and Astroporpa wilsoni Bell from 150 fathoms, off Mercury Bay.