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Planaria is a genus of planarians in the family Planariidae. Due to its excellent ability to regenerate, species of Planaria has also been used as model organisms in regeneration studies. [ 1 ] When an individual is cut into pieces, each piece has the ability to regenerate into a fully formed individual. [ 2 ]
Order: Tricladida: Superfamily: Planarioidea: Family: ... See text Planariidae is a family of freshwater planarians. The type genus is Planaria Müller, 1776. [1 ...
Some species have auricles that protrude from the margins of the head. The auricles can contain chemical and mechanical sensory receptors. [14] The number of eyes in the triclads is variable depending on the species. While many species have two eyes (e.g. Dugesia or Microplana), others have many more distributed along the body (e.g. most ...
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Planaria torva is a species of planarian in the family Planariidae. [1] When an individual is cut into pieces, each piece has the ability to regenerate into a fully formed individual. [ 2 ]
The type specimen of Planaria kempi was described as being 9.5 millimeters long and two millimeters wide. It has no visible "neck". It has two small eyes, each surrounded by an unpigmented area. The backside of the species is a medium-brown color, with a pale underside. The underside has two pores, one for the mouth and one for the genitalia. [2]
Species of Girardia are very similar to species of other genera of Dugesiidae and few apomorphies that clearly define the genus are known. [1] One of the few exclusive characteristics is the presence of pigment granules in the outer pharyngeal wall. [2] Until 1991 Girardia was considered a subgenus of Dugesia, then it was upgraded to the genus ...
Planaria dactyligera Kenk, 1935 Paraplanaria dactyligera is a species of triclad belonging to the family Planariidae . [ 1 ] It has been found in the eastern United States.