Entity:

Authorship

SN2000 author citation	:			Fredericks, 1928, nom. praeocc.
Original name	:			Fredericks, 1928. Bull. com. géol. Leningrad 46 (7): 783.

Attributes

Junior homonym (nom. illeg.: "nom. praeocc.") [ICZN]

Ref: S.A. Neave (ed.), [2005]. Nomencl. Zool.: [19 Dec 2008].

Senior homonym (allowed)	:	*Thomasia* (Genus) J. Gay (1821)	Ref: S.J. Brands (comp.), 1989-present: 28 Oct 2015.
Senior homonym	:	†*Thomasia* (Genus) Poche, 1908	Ref: S.A. Neave (ed.), [2005]: [19 Dec 2008].
Senior homonym	:	*Thomasia* (Genus) Wilson, 1910, nom. illeg.	Ref: S.A. Neave (ed.), [2005]: [19 Dec 2008]. [implicit]

Replacement name

Thomasina (Genus) Paeckelmann, 1931, nom. illeg.

Ref: S.A. Neave (ed.), [2005]: [19 Dec 2008].