@article {243,
	title = {Opinion 2420: Proposal to affirm that {\textquoteleft}Formenkreis{\textquoteright} is\&nbsp;not a genus-group taxonomic rank with potential availability: not approved},
	journal = {Bulletin of Zoological Nomenclature},
	volume = {75},
	year = {2018},
	month = {12},
	type = {Opinion},
	chapter = {267},
	abstract = {<p>The International Commission on Zoological Nomenclature has declined to use its specific powers to rule that {\textquoteleft}Formenkreis{\textquoteright} (plural {\textquoteleft}Formenkreise{\textquoteright}) is not a genus-group taxonomic rank with potential availability.</p>},
	author = {ICZN}
}
