The average date of the first 1-inch snow (1 inch or more) is December 2. The greatest depth of snow on the ground was 19 inches on February 8-10, 1982. The greatest 24-hour snowfall was 15 inches on January 1-2, 1999. Temperature and precipitation records go back to 1888 for Champaign-Urbana.
The name annelidia derives from annellus, which means little ring in Latin. The body of annelids is divided into segments that are separated by septa, and in many annelids, bristles called satae are attached to each segment.
Annelids (segmented worms). The phylum Annelida are the segmented worms and are abundant in all habitats. External segments are characterized by ringlike structures called metameres along the body, and corresponding internal segments are called septa. Segmentation gives worms more flexibility in movement.