"Simple text and photographs present the lives of sponges"--Provided by publisher.
... marine bivalves and echinoderms. Science Publishers, Enfield, NH Kasyanov VL, Kyuchkova GA, Kulikova VA, Medvedeva LA (1998) Larvae of marine bivalves and echinoderms. Oxonian Press, New Delhi Kawamura K, Nakauchi M (1986) Mitosis and ...