The Abbot of Drimnagh

Background information

Related saga online: Feis tighe Chonáin (The feast at Conán’s house)
Nicholas O’Kearney (ed. & tr.), Feis Tighe Chonain Chinn-tSléibhe; or the Festivities at the House of Conan of Ceann-Sleibhe, in the County of Clare, Transactions of the Ossianic Society, for the year 1854, vol. 2, (Dublin, 1855), pp. 118-199.
Digital Edition at Archive.org (pp. 118-199); English translation at MaryJones.us

p. 147, ll. 17-20 “There is another strange wonder [found among the Fenians], namely, a certain man who is each alternate year a male and female: children are born to him while a male, and he himself bears children while a female.”

Wikipedia
Bodleian Library, MS Rawlinson B 512
Erenagh