Dickinsonia


 * When = 560-555 mya


 * Kingdom = Animalia


 * Phylum = Proarticulata


 * Class = Dipleurozoa


 * Order = Dickinsoniida


 * Family = Dickinsoniidae


 * Genus = Dickinsonia

Dickinsonia is an extinct species of proarticulate. The genus includes many species, a list of the species is shown below


 * D. costata


 * D. minima


 * D. spriggi


 * D. elongata


 * D. tenuis


 * D. lissa


 * D. brachina


 * D. menneri


 * D. rex