original description
Uljanin, W. (1870). Die Turbellarien der Bucht von Sebastopol. <em>Berichte des Vereins der Freunde der Naturwissenschaften zu Moskou.</em> 96pp + 7pl.
note: Uljanin proposes the name L. ovatus in the description (p.20), but in the captions of plate 5 the name L. ornatus is used. Leuckart (1871) uses the name Leuconoplana ovata for the species, as did Gra... Uljanin proposes the name L. ovatus in the description (p.20), but in the captions of plate 5 the name L. ornatus is used. Leuckart (1871) uses the name Leuconoplana ovata for the species, as did Graff (1913). However, Graff (1882) uses the name Acrorhynchus ornatus as the species. As Graff (1913) is the latest authority this is used as the latest authority. Later, the names was considered synonymous with P. mamertinus by Evdonin (1977), a view followed here. .
[details]
From editor or global species database
Taxonomic remark Uljanin proposes the name L. ovatus in the description (p.20), but in the captions of plate 5 the name L. ornatus is used. Leuckart (1871) uses the name Leuconoplana ovata for the species, as did Graff (1913). However, Graff (1882) uses the name Acrorhynchus ornatus as the species. As Graff (1913) is the latest authority this is used as the latest authority. Later, the names was considered synonymous with P. mamertinus by Evdonin (1977), a view followed here. . [details]