Pronunciation: [ˌɒktəlˈɒkjʊlə] (IPA)
Correct spelling for the English word "Octolocular" is [ˌɒktəlˈɒkjʊlə], [ˌɒktəlˈɒkjʊlə], [ˌɒ_k_t_ə_l_ˈɒ_k_j_ʊ_l_ə] (IPA phonetic alphabet).