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Scuba Articles > Hydrozoa_Gazer
Some Marine Zoology Some Marine Zoology
Hydrozoa_Gazer - 2/03/2009 8:55 AM
October 2, 2008 - Thursday Cnidaria and Porifera Category: School, College, Greek Zoology - Lab 2 Phylum: Cnidaria Class: Hydrozoa Genus: Obelia Obelia is a dominant polyp, but produces medusa for sexual reproduction. The inner stem like structure is the ...