Eophasma

{{Short description|Genus of roundworms}} {{Speciesbox | fossil_range = Sinemurian | image = Eophasma jurasicum.JPG | image_caption = Holotype | display_parents = 4 | grandparent_authority = Poinar, 2011 | genus = Eophasma | parent_authority = Arduini, Pinna & Teruzzi, 1983 | species = jurasicum | authority = Arduini, Pinna & Teruzzi, 1983 }}

'''''Eophasma''''' is a genus of fossil nematodes from the Jurassic Moltrasio Formation of Osteno in Lombardy, Italy.<ref name="Arduini1983">{{cite journal|last1=Arduini|first1=P.|last2=Pinna|first2=G.|last3=Teruzzi|first3=G.|year=1983|title=Eophasma jurasicum n. g. n. sp., a new fossil nematode of the Sinemurian of Osteno in Lombardy|journal=Atti della Societa Italiana di Scienze Naturali e del Museo Civico di Storia Naturale in Milano|volume=124|pages=61–64}}</ref><ref name="Pinna1985">{{cite journal | last1 = Pinna | first1 = G. | year = 1985 | title = Exceptional Preservation in the Jurassic of Osteno | journal = Philosophical Transactions of the Royal Society B: Biological Sciences | volume = 311 | issue = 1148 | pages = 171–180 | jstor = 2396981 | doi=10.1098/rstb.1985.0149 | bibcode = 1985RSPTB.311..171P | doi-access = }}</ref> It has only one species, '''''Eophasma jurasicum'''''.

In 2011, the genus was placed in the new family '''Eophasmidae''' <small>Poinar, 2011</small>, which is itself placed in the order Desmoscolecida, superfamily Desmoscolecoidea.<ref>{{cite book|first=G. O.|last=Poinar|year=2011|title=The Evolutionary History of Nematodes: As revealed in stone, amber and mummies|series=Nematology Monographs and Perspectives|volume=9|publisher=Brill Publishers|doi=10.1163/9789047428664|isbn=9789047428664}}</ref>

== References == {{reflist}}

†Eophasma Category:Monotypic prehistoric nematode genera Category:Jurassic invertebrates Category:Fossils of Italy Category:Chromadorea