ðɪs fˈæmɪli ɪz klˈoʊsli ɹᵻlˈeɪɾᵻd tə ðə fˈæmɪli ˈænəstˌɑːmɪdˌiː ænd ɪz sˈʌmtaɪmz tɹˈiːɾᵻd æz ɐ sˈʌbfɐmˌɪli, tʃˈɪlədˌɔntɪnˌiː, wɪðˌɪn ˈænəstˌɑːmɪdˌiː.
This family is closely related to the family Anostomidae and is sometimes treated as a subfamily, Chilodontinae, within Anostomidae.