app/models/extractor.rb
class Extractor < Role::ProjectRole
has_many :extracts, inverse_of: :extractor_roles
# has_many :determined_otus, through: :taxon_determinations, source: :otu
# has_many :determined_biological_collection_objects, through: :taxon_determinations, source: :taxon_determination_object
def self.human_name
'Extractor'
end
end