The type genus is Megapera and not Homalometron Stafford, 1904, as indicated by Blend et al. (2017). [details]
Based on the revised status of the Megaperidae - see Blend et al. (2017). [details]
Blend et al. (2017) returned to full family-level as the senior synonym of Apocreadiidae. But this action appearss ... [details]
Valid, even though the Megaperidae predates it, following Article 35.5 of the ICZN, which applies to changes ... [details]