Irus elegans (Deshayes, 1854) Length 60mm, Height 36mm Marine, Native - Endemic, Burrows in soft rock North Island and eastern South Island, from 0-4m |
Irus reflexus (Gray, 1843) Length 31mm, Height 24mm Marine, Native - Endemic North, South, Stewart and Chatham Islands, and Mernoo Bank. Intertidal, in holes in soft rock, from 0-237m |