Klaus Rützler books & textbook
The burrowing sponges of Bermuda.
Smithsonian Institution Press /1974-01-01 Paperback
Bredin-Archbold-Smithsonian biological survey of Dominica: burrowing sponges, genus Siphonodictyon Bergquist, from the Caribbean.
Smithsonian Institution Press /1971-01-01 Paperback
