Examples from the Web for Perth Amboy. Historical Examples. This will bring you in a short time to the Metuchen road, and this should be kept to for about four miles beyond Perth Amboy. Harper's Round Table, July 16, 1895 Various. The assembly under the union met alternately at Perth Amboy and at Burlington. The Quaker Colonies Sydney G. Fisher.
Planaria is a small aquatic genus of flatworm. The term is also used for other similar flatworms. They are fresh water animals which move in a smooth wave-like manner.Planaria are free-living.They can live in fresh water or very damp soil, depending on the type.he term is also used for other similar flatworms. They are fresh water animals which move in a smooth wave-like manner. Planaria are free-living. They can live in fresh water or very damp soil, depending on the type.
The planarian has very simple organ systems. The digestive system consists of a mouth, pharynx, and a gastrovascular cavity. The mouth is located in the center of the underside of the body. Digestive enzymes are secreted from the mouth to begin external digestion.The pharynx connects the mouth to the gastrovascular cavity.t is also the common name for a member of the genus Planaria within the family Planariidae. Sometimes it also refers to the genus Dugesia. Planaria are common to many parts of the world, living in both saltwater and freshwater ponds and rivers.