ðeɪ ɑːɹ kˈæɹɪktɚɹˌaɪzd baɪ ˈiːlˌɑːŋɡeɪɾᵻd hˈɛdz wɪð tˈuːbjʊlɚ nˈɑːstɹəlz ænd ɐ lˈæɾɚɹəl lˈaɪn ðæt ɪz nˌɑːt ˌɪntɚɹˈʌptᵻd, ˌæzɪtˌɪz ɪn mˈoʊst sˈɪtʃlɪdz.
They are characterized by elongated heads with tubular nostrils and a lateral line that is not interrupted, as it is in most cichlids.