Role of Halicryptus spinulosus (Priapulida) in structuring meiofauna and settling macrofauna Aarnio, K. ; Bonsdorff, E. ; Norkko, A. Abstract Publication: Marine Ecology Progress Series Pub Date: 1998 DOI: 10.3354/meps163145 Bibcode: 1998MEPS..163..145A