Dugesia granosa, 2017

Stocchino, Giacinta Angela, Sluys, Ronald, Riutort, Marta, Solà, Eduard & Manconi, Renata, 2017, Freshwater planarian diversity (Platyhelminthes: Tricladida: Dugesiidae) in Madagascar: new species, cryptic species, with a redefinition of character states, Zoological Journal of the Linnean Society 181, pp. 727-756 : 737

publication ID	A43B172-3F05-4F1D-9465-A9B2FEBE20A5
publication LSID	lsid:zoobank.org:pub:A43B172-3F05-4F1D-9465-A9B2FEBE20A5
persistent identifier	https://treatment.plazi.org/id/5C5C8781-FFDA-FF87-FF31-F96BBE11116D
treatment provided by	Plazi
scientific name	Dugesia granosa
status	sp. nov.

Treatment

DUGESIA GRANOSA STOCCHINO & SLUYS View in CoL SP. NOV.

( FIGS 4–5, TABLE 1)

Material examined

Holotype: ZMA V.Pl. 7261.1, one set of sagittal sections on 21 slides, Central High Plateau , Western Slope , Small unnamed water course, tributary of upper Mania River , Tsiribihina hydrographic basin, Ilaka Centre (20°20 ′ 0 ″ S, 47°9 ′ 0 ″ E), Ambositra District, Madagascar, September 2011, coll. R. Manconi. GoogleMaps

Paratype: CGAS Pla 8.1, ibid., one set of sagittal sections on four slides of an anterior portion of a specimen originating after fission in the field .

Etymology

The specific epithet is derived from the Latin adjective granosus, full of grains and alludes to the pigmented dorsal and ventral body surfaces.

Diagnosis

Dugesia granosa is characterized by the presence of the following features: asymmetrical openings of the oviducts, with the left oviduct opening into the common atrium; presence of well-developed ectal reinforcement, extending from the vaginal area almost to the copulatory bursa; conical penis papilla; central course of the ejaculatory duct with terminal opening; elongate seminal vesicle; openings of the vasa deferentia in the anterior section of the seminal vesicle; large diaphragm positioned halfway along the length of the penis papilla.