Various foramina on the humeral surfaces are very similar to those seen in Ichthyostega, Acanthostega, and lobe-finned fishes like Eusthenopteron.
vˈɛɹiəs fˈɔːɹɐmˌɪnə ɔnðə hjˈuːmɚɹəl sˈɜːfɪsᵻz ɑːɹ vˈɛɹi sˈɪmɪlɚ tə ðoʊz sˈiːn ɪn ˈɪkθɪˌɑːstɛɡə, ɐkˈænθəstˌɛɡə, ænd lˈoʊbfˈɪnd fˈɪʃᵻz lˈaɪk jˈuːsθənˌɑːptɚɹən.