spˈɪɹɪk sˈɛkʃənz wɜː fˈɜːst dᵻskɹˈaɪbd baɪ ðɪ ˈeɪntʃənt ɡɹˈiːk dʒˈiːoʊmˌɪɾɚ pˈɜːsɪəs ɪn ɹˈʌfli wˈʌnhˈʌndɹɪd fˈɪfti bˌiːsˈiː, ænd ɑːɹ ɐsˈuːmd təbi ðə fˈɜːst tˈoːɹɪk sˈɛkʃənz təbi dᵻskɹˈaɪbd.
Spiric sections were first described by the ancient Greek  geometer Perseus in roughly 150 BC, and are assumed to be the first toric sections to be described.