app/models/taxon_name_relationship/combination/family.rb
class TaxonNameRelationship::Combination::Family < TaxonNameRelationship::Combination
#left_side
def self.valid_subject_ranks
FAMILY_AND_ABOVE_RANK_NAMES
end
# right_side
def self.valid_object_ranks
FAMILY_AND_ABOVE_RANK_NAMES
end
def self.assignment_method
:family_in_combination
end
# as.
def self.inverse_assignment_method
:combination_family
end
def self.assignable
true
end
end