ðə fˈaɪv sˈʌbtaɪps ʌv pɹɪmˈoːɹdɪəl dwˈɔːɹfɪzəm ɑːɹ ɐmˌʌŋ ðə mˈoʊst sᵻvˈɪɹ fˈɔːɹmz ʌvðə tˈuːhˈʌndɹɪd tˈaɪps ʌv dwˈɔːɹfɪzəm.
The five subtypes of primordial dwarfism are among the most severe forms of the 200 types of dwarfism.