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Developmental types in asteroids
Differences in reproduction between
Larval development and abundance
2 other sections not shown
abundance adult antarctic echinoids approximately asteroid Odontaster validus Asteroidea asteroids austral spring benthic benthos Biol bipinnaria blastulae brachiolaria brooding buoyant Cape Armitage Cape Evans Chapter Chia ciliated ciliated blastulae Clark collected culture vessels days after fertilization Dayton demersal developmental stages diameter echinoderm larvae echinoderms echinoid echinoplutei Ecol eggs embryos and larvae Emlet fauna fecundity feeding larvae females gastrula invertebrates J.S. Pearse larvae of Odontaster larval development larval ecology larval stages lecithotrophic development lecithotrophic larvae lobe marine benthic invertebrates marine bottom invertebrates marine invertebrates McClintock McMurdo Sound McMurdo Station metamorphosis mode of development non-feeding larvae O^_ meridionalis O^_ validus observed oocytes Pearse and Bosch pelagic phytoplankton Picken plankton planktotrophic larvae polar populations Porania antarctica Porania sp reproductive strategies Rivkin Santa Cruz sea ice sea star sea urchin seawater shallow waters spawning species Sterechinus neumayeri Strathmann Table Thorson unstirred cultures validus and O^_ waters of McMurdo yolky