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//Standouts // //"How the Boston Islands Formed" // and //Geologic Time Projects // __** Precambrian Era **__ __**Paleozoic Era **__ //Cambrian // //Ordovician // //<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 90%;">Silurian // <span style="color: #1717b0; display: block; font-family: 'Times New Roman',Times,serif; font-size: 120%; text-align: left;">//<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 90%;">Devonian // <span style="color: #1717b0; display: block; font-family: 'Times New Roman',Times,serif; font-size: 120%; text-align: left;">//<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 90%;">Carboniferous // <span style="color: #1717b0; display: block; font-family: 'Times New Roman',Times,serif; font-size: 120%; text-align: left;">//<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 90%;">Permian // <span style="color: #1717b0; display: block; font-family: 'Times New Roman',Times,serif; font-size: 120%; text-align: left;">__**<span style="color: #800000; font-family: 'Times New Roman',Times,serif; font-size: 120%;">Mesozoic Era **__ <span style="color: #1717b0; display: block; font-family: 'Times New Roman',Times,serif; font-size: 120%; text-align: left;">//<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 90%;">Triassic // <span style="color: #1717b0; display: block; font-family: 'Times New Roman',Times,serif; font-size: 120%; text-align: left;">//<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 90%;">Jurrasic // <span style="color: #1717b0; display: block; font-family: 'Times New Roman',Times,serif; font-size: 120%; text-align: left;">//<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 90%;">Cretaceous // <span style="color: #1717b0; display: block; font-family: 'Times New Roman',Times,serif; font-size: 120%; text-align: left;"><span style="color: #800000; font-family: 'Times New Roman',Times,serif; font-size: 120%;">__**Cenozoic Era**__ <span style="color: #1717b0; display: block; font-family: 'Times New Roman',Times,serif; font-size: 120%; text-align: left;">//<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 90%;">Tertiary // <span style="color: #1717b0; display: block; font-family: 'Times New Roman',Times,serif; font-size: 120%; text-align: left;">//<span style="color: #800000; font-family: 'Arial Black',Gadget,sans-serif; font-size: 90%;">Quaternary // <span style="display: block; font-family: 'Times New Roman',Times,serif; text-align: left;">