A new species of Halisarca (Porifera, Demospongiae) from the Caribbean, with remarks on the cytology and affinities of the genus. Jones, W.C.[Ed]. European contributions to the taxonomy of sponges., Sherkin Island Marine Station, Sherkin Island, County Cork, 1990: 1-140. Chapter pagination: 5-12. 6 [Zoological Record Volume 128]