wˌɛn ɐ lˈoːɹɪkˌæɹɪˌɪd ɹᵻsˈiːvz ɐn əfˈɪʃəl saɪəntˈɪfɪk nˈeɪm, ðɪ ˈɛlnˈʌmbɚ ɔːɹ nˈʌmbɚz ɪz ɹᵻtˈaɪɚd; bˈɛst pɹˈæktɪs ɪz ðˈɛn tə jˈuːz ðə saɪəntˈɪfɪk nˈeɪm.
When a loricariid receives an official scientific name, the L-number (or numbers) is retired; best practice is then to use the scientific name.