Article
	Nishihara, H., Hasegawa, M. & Okada, N.
		2006. Pegasoferae, an unexpected mammalian clade revealed by tracking ancient retroposon insertions. Proceedings of the National Academy of Sciences 103 (26), 27 Jun 2006: 9929-9934.
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New: Original clade name & spelling
Original Classification (root)
	(Clade) Theria Parker & Haswell 1897 [McKenna 1975]