app/models/nomenclatural_rank/iczn/higher_classification_group/subphylum.rb
class NomenclaturalRank::Iczn::HigherClassificationGroup::Subphylum < NomenclaturalRank::Iczn::HigherClassificationGroup
def self.parent_rank
NomenclaturalRank::Iczn::HigherClassificationGroup::Phylum
end
def self.valid_parents
[NomenclaturalRank::Iczn::HigherClassificationGroup::Phylum.to_s]
end
def self.typical_use
false
end
end