app/models/nomenclatural_rank/iczn/higher_classification_group/parvorder.rb
class NomenclaturalRank::Iczn::HigherClassificationGroup::Parvorder < NomenclaturalRank::Iczn::HigherClassificationGroup
def self.parent_rank
NomenclaturalRank::Iczn::HigherClassificationGroup::Infraorder
end
def self.typical_use
false
end
end