Worms in the phylum Platyhelminthes are called flatworms because they have flattened bodies. Some species of flatworms are free-living organisms that feed on small organisms and rotting matter. These types of flatworms include marine flatworms and fresh-water flatworms such as Dugesia (Figure below and Figure below).haracteristics of Flatworms. There are specific differences between the flatworms and the roundworms. 1  Unlike the flatworms, the roundworms have a body cavity with internal organs. 2  A roundworm has a complete digestive system, which includes both a mouth and an anus.
Driving distance from Zurich, Switzerland to Zermatt, Switzerland. The total driving distance from Zurich, Switzerland to Zermatt, Switzerland is 156 miles or 251 kilometers. Your trip begins in Zurich, Switzerland. It ends in Zermatt, Switzerland.
Location: Zurich is located in the heart of Europe in the northern part of Switzerland. At 409 m (1,340 ft) above sea level, the city lies between a couple of hills in the east and the west, and the Alps are within approx. 90 minutes driving distance. Zurich lies on the northern shores of Lake Zurich, and includes a total area of 92 km2 (35.5 square miles) divided into 12 city districts.