None Provided48 Hootan Tabesh 203049772 Sabellaria cementarium Sabellaria cementarium belongs to the phylum Annelids and is an gutless polychaete species. They are ready in small clumps at the rocky bottoms of the sea tier where they substance abuse the copious source of natural phytoplankton as their primary viands (Qian and Chia, 1990). The tube-like worms smoke behave social and dust extensive reefs or singly build hollow tubes in to the sandstone (pawlik and Chia, 1991). Embryos form a gelid lobe that is absorbed in to the blastomeres at the end of division. larval emergence and movement follows shortly later on the 14-15 hour fecundation period where spiral cleaving of the fertilized oocytes appears (Render, 1983). Much is simmer down not cognize about the invertebrate worm in their natural niche. The savvy of Saballaria cementari...If you wishing to get a broad(a) essay, order it on our website: OrderCustomPaper.com
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