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Peteinosphaeridium trifurcatum ssp. trifurcatum
Peteinosphaeridium trifurcatum ssp. trifurcatum
Autonym.
Originally Hystrichosphaeridium trifurcatum ssp. trifurcatum, subsequently Baltisphaeridium trifurcatum ssp. trifurcatum (an acritarch subspecies), thirdly (and now) Peteinosphaeridium trifurcatum ssp. trifurcatum.
Nomenclatural sr. synonym of the acritarch forma Baltisphaeridium trifurcatum forma typicum Eisenack, 1959 (q.v.).
Tax. sr. synonym of the acritarch subspecies Baltisphaeridium (al. Peteinosphaeridium) trifurcatum ssp. breviradiatum Eisenack, 1959, synonymy according to Eisenack, 1969 and Turner, 1984 who believed Baltisphaeridium trifurcatum ssp. breviradiatum to be the senior name.
Autonym.
Originally Hystrichosphaeridium trifurcatum ssp. trifurcatum, subsequently Baltisphaeridium trifurcatum ssp. trifurcatum (an acritarch subspecies), thirdly (and now) Peteinosphaeridium trifurcatum ssp. trifurcatum.
Nomenclatural sr. synonym of the acritarch forma Baltisphaeridium trifurcatum forma typicum Eisenack, 1959 (q.v.).
Tax. sr. synonym of the acritarch subspecies Baltisphaeridium (al. Peteinosphaeridium) trifurcatum ssp. breviradiatum Eisenack, 1959, synonymy according to Eisenack, 1969 and Turner, 1984 who believed Baltisphaeridium trifurcatum ssp. breviradiatum to be the senior name.