ɪt wʌz ˈɛstᵻmˌeɪɾᵻd, θɹuː ɑːbzɚvˈeɪʃənz ʌv wˈɛldɪvˈɛləpt ˈaɪz ʌv ˈɑːɹθɹəpˌɑːd ænd vˈɜːɾɪbɹˌeɪt spˈɛsɪmənz ɹᵻkˈʌvɚd fɹʌmðə slˈeɪt fɔːɹmˈeɪʃən, ðætðə wˈɔːɾɚ dˈɛpθ ʌvðɪ ˈɔfʃoːɹ ɛnvˈaɪɹənmənt wʌz ˈɛstᵻmˌeɪɾᵻd təbi ɹˈæðɚ ʃˈæloʊ, ˈoʊnli ɹˈeɪndʒɪŋ fɹʌm fˈoːɹɾi sˈɪksti mˈiːɾɚz ɪn dˈɛpθ.
It was estimated, through observations of well-developed eyes of arthropod and vertebrate specimens recovered from the slate formation, that the water depth of the offshore environment was estimated to be rather shallow, only ranging from 40–60 meters in depth.