Amphiblestrum trifolium (Wood, 1844) Pliocene - Coraline Crag Ann.Mag.Nat.Hist. 13, p.20; as Flustra trifolium NHML - B 1642 Sutton, Suffolk Desc. + Figd Busk 1859, Crag Polyzoa, p. 32. Designated as LECTOTYPE By Brown 1952 (Tertiary Cheilostomatous Polyzoa of New Zealand, p.85) Lagaaij 1952 Pliocene Bryozoa of the Low Countries p.255. Coll. S.V. Wood