ðɪ ˈɛdʒᵻz ʌvðə mˈaʊθ ˈoʊpənɪŋ ɪz lˈaɪnd wɪð smˈɔːl dˈɛntɪkəlz wˌɪtʃ ɐlˈaʊd fɚðə ɡɹˈæspɪŋ ænd ɹᵻtˈɛnʃən ʌv fˈuːd dˈʊɹɹɪŋ sˈʌkʃən fˈiːdɪŋ.
The edges of the mouth opening is lined with small denticles which allowed for the grasping and retention of food during suction feeding.