The type of body plan a Dugesia has is an acoelomate body. This elongated body lacks internal structures for holding internal organs.
Dugesia aenigma was created in 1984.
Dugesia golanica was created in 1991.
Dugesia sicula was created in 1948.
Dugesia tubqalis was created in 2012.
Dugesia notogaea was created in 1998.
Dugesia japonica was created in 1964.
Dugesia sagitta was created in 1861.
Dugesia and flukes are both types of flatworms. They both only have one opening that holds both the process of ingestion and secretion. The mouth of the Dugesia is on the ventral side, close to to middle of the body. While the fluke's mouth appears to be closer to what one would assume is the head.
On its head the Dugesia have lateral lobes and sensory organs called eyespots with make the dugesia look like it actually has eye on its head.
Dugesia will exibit negative phototaxis. Look it up in a zoology book. here is an article as well. http://www.helium.com/items/1079086-the-observation-of-dugesia-in-response-to-light-and-gravity
Dugesia is a type of flatworm. It lives in freshwater habitats in Africa, Asia, Australia, Europe and the Middle East.
A star? A hexagon? A Triangle