ɪts æntˈiəɹɪɚ mˈɑːɹdʒɪn ɪz θˈɪkɚ ðɐn ðə pɑːstˈɪɹiɚ, ænd ɪz kəntˈɪnjuːəs əbˌʌv wɪððə sˈɛptəl nˈeɪzəl kˈɑːɹɾɪlɪdʒ, bˌʌt sˈɛpɚɹˌeɪɾᵻd fɹʌm ɪt bᵻlˌoʊ baɪ ɐ nˈæɹoʊ fˈɪʃɚ; ɪts suːpˈiəɹɪɚ mˈɑːɹdʒɪn ɪz ɐtˈætʃt tə ðə nˈeɪzəl bˈoʊn ænd ðə fɹˈʌntəl pɹˈɑːsɛs ʌvðə mæksˈɪlə; ɪts ɪnfˈɪɹiɚ mˈɑːɹdʒɪn ɪz kənˈɛktᵻd baɪ fˈɪbɹəs tˈɪʃuː wɪððə ɡɹˈeɪɾɚɹ ɐlˈɑːɹ kˈɑːɹɾɪlɪdʒ.
Its anterior margin is thicker than the posterior, and is continuous above with the septal nasal cartilage, but separated from it below by a narrow fissure; its superior margin is attached to the nasal bone and the frontal process of the maxilla; its inferior margin is connected by fibrous tissue with the greater alar cartilage.