DeWitt was named after DeWitt Clinton, Governor of New York during the 1820s. It was first settled by Captain David Scott, who moved there from Ann Arbor in 1833, and platted the land. The State Legislature formally created DeWitt Township on March 23, 1836.
Cnidaria. Cnidaria is a phylum containing over 9,000 species found only in aquatic and mostly marine environments. All cnidarians have radial symmetrical. There are two major body forms among the Cnidaria-the polyp and the medusa.Sea anemones and corals have the polyp form, while jellyfish are typical medusae.When you look at them, you can see that these body forms are the same except that one is upside down.here are two major body forms among the Cnidaria-the polyp and the medusa. Sea anemones and corals have the polyp form, while jellyfish are typical medusae. When you look at them, you can see that these body forms are the same except that one is upside down.
The earliest known fossils of cnidarians, the group that includes jellyfish, sea anemones and corals, date to around this time â though the fossil evidence has been disputed. 575 million years ago Strange life forms known as the Ediacarans appear around this time and persist for about 33 million years.